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  1. Asked: March 27, 2022In: Education, Science, Technology

    How to find the mass of an object?

    Singasani Akshay
    Added an answer on March 27, 2022 at 2:54 pm

    Mass is defined as the amount or quantity of matter in an object or body. Every object that has a weight needs to necessarily have a mass. Both living and nonliving things can have a mass. A table, desk, computer, pencil, and cricket bat has a mass.  It is the intrinsic nature of a mass, which makesRead more

    Mass is defined as the amount or quantity of matter in an object or body. Every object that has a weight needs to necessarily have a mass. Both living and nonliving things can have a mass. A table, desk, computer, pencil, and cricket bat has a mass. 

    It is the intrinsic nature of a mass, which makes a particular object light or heavy. 

    How to find the mass of an object in Physics?

    In Physics, mass refers to the intrinsic weight of matter in an object. The SI Unit of mass is kg or kilogram. 

    Mass = Density (D) x Volume (V)

    The most interesting aspect of mass is its consistency. The value of a mass remains constant all the time. It remains the same even in times of war, famine, earthquake, and change in geographical location. 

    The SI unit of mass is called Kg or Kilogram, pounds, lbs, etc. You can convert every unit of mass to other units with a conversion trick. Mass measures how a body reacts to acceleration.

    How to find the mass of an object formula?

    You can trace the amount of mass in an object using these ways:

    Mass = Density * Volume (m= ρV) ——— (i)

    Mass = Force/ Acceleration (m= F÷A) —– (ii)

    The acceleration of any object is directly related to the proportional force applied to it. Similarly, the amount of acceleration that is applied to a constant force remains proportional to the mass. 

    Mass = Weight / Gravitational Acceleration (M= W÷G) —– (iii)

    Weight refers to the product of mass and gravitational acceleration. You can use any of the above formulae to find a mass of a given object. 

    What does the mass of an object measure?

    The SI unit of a mass is KG. The mass of all objects is measured in Kg. The density of an object is calculated using the Greek letter ρ, which means mass per unit volume.

    Even water has a mass and density. According to a scientific estimate, one cubic meter of water will have a mass of 977 kg. Similarly, we can also estimate the mass of any object if we know its volume and density.

    For example, how much mass does 0.6m3 of water has?

    We can solve it as follows:

    Mass = D – Density * V – Volume

    Here; Mass = 0.6 * 977 = 586 kg. 

    You can solve other problems relating to finding out mass in a similar manner.

    A neutron star also has a mass with a heavy density. An iota of a neutron star may have a few tonnes of mass equal to 100+ times of the earth.

    How does Mass and Weight Vary?

    Many people and students often get confused when it comes to mass and weight. But both of them denote two different things. However, many people still use them interchangeably—which is not right.

    The mass of an object doesn’t transform its location from one side to the other. On the contrary, weight refers to the gravitational field in relation to a particular object or body. The gravitational field differs from object to object. 

    Moon has a low gravitational field than the earth. So, obviously, the weight of an object varies from place to place. An object weighing 100-Kg here would weigh much less on the moon. That’s how the gravitational field matters.

    In Conclusion:

    Great scientist Albert Einstein proved that both mass and energy are two different things using the formula ‘E=MC2.’

    Here, E refers to energy while M denotes mass. And C is equal to the speed of light. C is equal to 299792458 m/s (3*10^8 m/s) in vacuum. 

    The above theory shows that even a small amount of mass has an overwhelming quantum of energy. Thus, it demonstrated how mass and weights are two different things and shouldn’t be used interchangeably.

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  2. Asked: March 27, 2022In: Education, Science

    What is the difference between unstoppable force vs immovable object?

    Singasani Akshay
    Added an answer on March 27, 2022 at 2:40 pm

    Many people question what will happen if an immovable object meets an unstoppable force? But before we attempt to answer this question, we must understand that there is no immovable object as such in this entire universe.  By immovable object, we can refer to a house or a residential complex. Still,Read more

    Many people question what will happen if an immovable object meets an unstoppable force? But before we attempt to answer this question, we must understand that there is no immovable object as such in this entire universe. 

    By immovable object, we can refer to a house or a residential complex. Still, it can move. The same happens when an airplane rides but you don’t feel moving. 

    According to the law of inertia in Physics, immovable objects move. You can’t move an immovable object by force and it can be called un-acceleratable. 

    According to Newton’s second law, an object’s pace of acceleration is equal to total force divided by mass. The formula for it is F=MA. 

    Usually, F/M = 0. In other words, when the total force is too heavy still you get the same result. 

    At the same time, you must know that an object, which can’t accelerate may or may not move. It just implies that you can’t alter its speed of movement. 

    What is the difference between the Unstoppable force vs Immovable object?

    Forces in any matter are caused by photons and gluons. When these particles interact with the force, it can lead to alteration in its momentum.   

    We know that electrons don’t counteract with gluons. If you take an example, light can be an unstoppable force with its own speed and momentum. The unstoppable force doesn’t refer to electromagnetism alone, it means you can’t stop or modify its velocity. Thus, an unstoppable force is a moving object whose speed you can’t change and such an object won’t accelerate. 

    So what will be the result when an unstoppable force meets an immovable object?

    The answer and explanation is not so naïve. Unstoppable force would move forward in a different path in accordance to Newton’s third law of motion. 

    What is the difference between the Immovable object vs unstoppable force?

    Delving deep into the topic, we have another prevalent concept ‘Contradiction.’ It revolves around the two different elements of spear and shield. The concept has its origin from ancient Japanese and Chinese folklore, which is based on a merchant’s sales strategy. 

    According to folklore, a merchant sold spears, which could demolish any shield. And he also sold shields that could resist any spear attack. 

    When customers questioned him about this contradictory sales strategy, he couldn’t give any logical reason. 

    What is the difference between the Unstoppable object vs immovable force?

    Every time such a topic comes to the fore, it makes you a bit philosophical while analyzing it. Because there is no clear-cut scientific explanation to it. 

    An unstoppable force according to one’s imagination can be something so huge like a Tsunami or earthquake, which can destroy or destruct everything around it. Its energy is likely to be non-alterable as it passes from multiple objects and structures. It should have infinite energy and power with gravitational force. But the reality is that an immovable object may not change its place even after the use of such unstoppable or vehement force. 

    What is the difference between the Immovable force vs Unstoppable object?

    Unstoppable force needs to encompass all sorts of energy. If you need unstoppable force to drive away an immovable object, you need to have the complete weight of the planet and all energies included in it. Ultimately, no energy would be left.

    We can explain it with the help of a following example: 

    Suppose you are sleeping. Obviously, nobody would consider you moving. But if the same observer or person now travels in a rocket, they can see you move even when you are showing no body movement. 

    The Final Conclusion:

    After analyzing all vital aspects of unstoppable force and immovable objects, we can conclude that immovable objects will definitely move by adding external force to it. Acceleration is always equal to force getting divided by Mass. (Formula: Acceleration = Force / Mass). 

    Thus, unaccelerated objects possess a massive mass. Actually, the unstoppable force and the immovable object are similar to each other. However, still the question persists what will happen when an immovable object clashes with an unstoppable force? Let us know your thoughts and ideas on this article. If you have any opinion or ideas, share now. 

    We can safely conclude that such a scenario would never arise. There is nothing called unstoppable force as such. However, a blackhole, which is exactly in the universe, has massive energy and unstoppable force. As far as immovable objects are considered, you can say ancient historical monuments are immovable properties. Though both would never collide against each other, even if such a scene arises, then the direction of the force would get altered.

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  3. Asked: March 27, 2022In: Education

    How to find the position of the final image of the 1.0-cm-tall object?

    Singasani Akshay
    Added an answer on March 27, 2022 at 2:27 pm

    You will observe questions like find the position of the final image of the 1.0-cm-tall object in subjects such as Physics and science. You have to understand the question description properly first before attempting to solve the same. We have to solve it as per the Physics formulae that we use forRead more

    You will observe questions like find the position of the final image of the 1.0-cm-tall object in subjects such as Physics and science. You have to understand the question description properly first before attempting to solve the same.

    We have to solve it as per the Physics formulae that we use for while calculating values of mirror or lens.  

    Physics formulae that we use for while calculating values of mirror or lens

    (Image Source: https://www.physicsforums.com/threads/double-lens-system-converging-diverging.805553/)

    Solved: Find the position of the final image of the 1.0-cm-tall object (Using Formula)

    As per the question, (f)= focal length, (di)= distance

    Height= 1-cm, 

    f1 = 5-cm, 

    do = 4-cm 

    f2 = -8-cm 

    L = 12-cm 

    di = ?

    You have to put the values as follows:

    1/f = 1/ di ——————— Equation (i)

    Here, we have to find the value of di first of the 1st lens.

    Substitution the values of each digit in equation – (i), we get the following figure:

    1/5 = ¼ (0.25) + 1/ di

    By solving the above equation, we get di (distance) = -20-cm (Because it is located to the left side of 1st lens)

    Now, adding the distance between lenses, we have to go through the same formula for the 2nd lens as well.

    Here, 20 + 12 = 32-Cm.

    Now, using the same formula, we can put values as follows:

    1/ -8 = 1/32 + 1/di

    If you calculate the equation, you will get di= -6.4-cm. 

    Thus, the final image distance is -6.4-cm located to the left of the 2nd lens. 

    When we use magnification formula, -V1/ u1 * -V2/ u2

    = (20/4) x (6.4/32)

    = 1

    Image Height= M X Height of the Object

    = 1*1 = 1-Cm Ans

    It means the image so formed will be erect.

    How to Find the position of the final image of the 2.0-cm-tall object.

    Reference: A 2.0-cm tall object is positioned 40-cm away from a diverging lens with a focal length of 15 cm. Find the position and size of the image.

    If we go by the above formula, we have to calculate it as follows:

    1/f = 1/ di —————– equation (ii)

    We know that Concave Lens = Diverging Lens

    Here, Focal Length= 15-Cm

    The distance of the object from the lens= 40-cm

    Height of the object= 2.0-cm

    We have to find the position of the image along with its height of the object. 

    Going by the lens formula, we know:

    1/V – 1/U = 1/F

    By putting the values in above formula, we get the following:

    1/V – 1/ -40 = 1/ -15

    1/V = -1/5 – 1/40

    1/V= -11/120

    V= 10.9-Cm is the answer

    It means the image distance from the lens will be 10.9-cm. The use of negative sign before the distance means it will be formed to the left side or behind the lens. 

    For further analysis, we can also use magnification formula as here: 

    M = V/ U = h’/ h

    Putting the values in their respective positions, we get;

    -10.9/-40 = h’/2

    Solving the above sum; we get

    H’= 10.9/20 = 0.54-Cm

    It means the height of the image is + 0.54. And the image thus obtained will be erect and virtual. 

    Thus, the image distance from the lens is 10.90 cm, and the negative sign implies that it is formed behind the lens (on the left side).

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  4. Asked: March 27, 2022In: Technology

    How To Fix typeerror: ‘int’ object is not iterable?

    Singasani Akshay
    Added an answer on March 27, 2022 at 2:00 pm

    The typeerror: 'int' object is not iterable is a programming error, which is noticeable on Python. Without knowing all the necessary tips and troubleshooting process, it’s not easy to troubleshoot type iterate error in Python.  Python programmers often face various errors from time to time. It is esRead more

    The typeerror: ‘int’ object is not iterable is a programming error, which is noticeable on Python. Without knowing all the necessary tips and troubleshooting process, it’s not easy to troubleshoot type iterate error in Python. 

    Python programmers often face various errors from time to time. It is essential that developers should have all necessary knowledge and skills regarding debugging typeerror.  As a newbie Python developer, it’s not easy to work extensively on such a language without interruptions of bugs. 

    When Typeerror: ‘int’ object is not iterable Bugs Appear on the Screen?

    Whenever you notice the error statement typeerror: ‘int’ object is not iterable it means two types of bugs: typeerror and a certain object which is not iterable. These errors become evident when you use an operator for an incorrect data type. 

    For example, if you try to mathematically calculate any values between a string and an integer, such Python error alerts will occur. 

    For example, you can never use an arithmetic operation as follows:

    5 + One

    2 – One

    8 * Two

    10 ÷ Five 

    And so on. 

    Typeerror is very common in the Python programming language. The error message will give you an idea of the error. It also shows the line number on which the error occurred. For meaningful results and calculations, it’s important that you use the range() method appropriately. 

    What is typeerror: ‘int’ object is not iterable?

    In the Python language, integers and iterables should be treated differently. An iterable returns a specific element while an integer always returns a whole number value. Whenever you try to iterate make sure you are also defining a loop and range () at the same time. Alternatively, you can use an iterable object as a function not integer values. 

    How to fix int object is not iterable mistake?

    The process of debugging int object is not iterable error is by using the range () function in the form of start, stop, or step. 

    Start refers to the first number while stop means the end of the loop. And loop is the step that defines how you would proceed with a particular arithmetic operation. For example, you can never iterate an integer value like 2/ 5/ 7. 

    You can’t operate any mathematical calculation between an integer and a string, which may lead to a typeerror. 

    Explain the Meaning of Int’ object is not iterable

    In the Python language, you can’t iterate an integer. They can’t contain **‘__iter__‘ ** but may hold a single integer. Another option is to start using lists instead of integers. When you use a list, it can be iterated for the whole loop without any worries. You can also use the range () method to generate numbers in a particular sequence.    

    Python typeerror: ‘int’ object is not iterable Bug: The Final Word 

    Finally, let’s take this example to understand Python typeerror better. 

    Example-001:

    Let’s initialize an integer

    Variable = 4

    # Getting it iterating through a loop

    # Use an integer

    For i in Variable:

    Print(“It will cause a typeerror.”)

    Example-002:

    Let’s initialize a list

    ThisList= [1,2,3,4]

    #Now iterating through a list

    For x in ThisList:

    Print(x)

    Output

    1 

    2 

    3 

    4

    In this case, elements are getting printed under a list for the loop. You can use a loop to iterate a list. In this case, typeerror won’t occur. 

    In Conclusion:

    Lastly, we can conclude that you shouldn’t use an integer as an iterable object. If you understand this concept clearly, python typeerror won’t ever occur while working in this computer language.

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  5. Asked: March 26, 2022In: Technology

    How To Fix Typeerror: ‘module’ object is not callable?

    Singasani Akshay
    Added an answer on March 26, 2022 at 4:41 pm

    Python developers often come across typeerror: 'module' object is not callable types of bugs. Usually, developers find it when working on Python. Usually, all Python file modules end with the extension .py.  Modules form a significant part of Python through which you can explain variables and functiRead more

    Python developers often come across typeerror: ‘module’ object is not callable types of bugs. Usually, developers find it when working on Python. Usually, all Python file modules end with the extension .py. 

    Modules form a significant part of Python through which you can explain variables and functions outside the main language. It helps you divide your code into multiple files and arrange them accordingly. 

    An example of why typeerror: ‘module’ object is not callable occurs?

    Define a module called ‘bakes.’ The module will have to only read_file.

    Your file name should be bakes.py. It makes for an easy reference while dealing with such a file. 

    def read_file():

                 all_bakes = []

                 with open(“bakes.txt”, “r”) as bake_file:

                                 bake_list = bake_file.readlines()

                                 for b in bake_list:

                                                 all_bakes.append(b.replace(“\n”, “”)) 

                 return all_bakes 

    Thus, the function reads all the content starting with ‘bakes.txt.’ Subsequently, it adds each line to the list of all_bakes. In the next step, it will print out all the bakes. 

    You can also use different examples in the above scenario to get help on it. Let us know your thoughts and opinions if you have more confusion on typeerror in the Python language. 

    Understanding typeerror: ‘module’ object is not callable 

    Python code modules exist in various file formats. There are multiple ways through which you can import values from modules in the Python language. You should clearly explain the specific function that you wish to recall from a module while referring to a function. 

    Most of the functions within Python are sufficient enough to perform various operations. They work within modules and are included in Python programs. 

    How to fix Python typeerror: ‘module’ object is not callable bug?

    In Pyrthon, you can use various mathematical modules. Using functions like () or factorial is completely okay. But if you use the symbol () to denote ‘physics’ the compiler won’t perform. It may lead to a bug called TypeError module object is not callable in Python. 

    Describe Typeerror module object is not callable Python 3

    Usually, people get confused between module name and class name. The error becomes evident at the time of importing a module name as either class or module. They shouldn’t have the same name. 

    When the Python compiler couldn’t understand the difference between module name and function name, the error occurs. If you try to execute a module name as a function and vice versa, the error alerts would continue to be displayed.

    In order to fix this error or bug, you have to modify the import statement in the Python file and clearly state that a particular function is correct in the import statement. When an imported module is executed accordingly, the compiler would work perfectly.  

    In Conclusion:

    You can fix such an error by modifying the module name, simply add both modulename followed by a dot and function name. When it is clearly delineated in the module, the error won’t occur. 

    Alternatively, getting the import statement changed can help. Once the process is completed, the compiler won’t ever find it confusing between categorising the function name and module name during the time of implementing a code. 

    In a nutshell, we can say Python can include everything like modules, classes, objects, functions and other stuff. It usually doesn’t involve any process of separating namespaces for various methods.

    Every time you wish to set an instance attribute, it may shadow the class attribute bearing the exact name. You can get rid of various types of typeerror by simply considering different names for each attribute that you wish to utilise within the Python computer programming language.  

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