Mechanical Physics MCQ question and answer with solution | Physics Gk MCQs

Consider the following statement.
If there were no phenomenon of capillarity.
1. It would be difficult to use a kerosene lamp then.
2. One would not be able to use a straw to consume a soft drink.
3. The blotting paper would fail to function.
4. The big trees that we see around would not have grown on the Earth.
Which of the following statements given above are correct?

A tank, filled partially with a liquid, is subjected to a uniform horizontal acceleration. Which of the following is true for the surface of liquid in the tank?

It is easy to burst a gas-filled balloon with a needle than with a nail. It is because

If by applying a force, the shape of a body is changed, then the corresponding stress is

Which of the following factors depends on the result of buoyancy force acting on the object in a given fluid?

The density of a substance is defined as-

Pressure is defined as-

Which one of the following device is used tomeasure atmospheric pressure?

Which of the following state of substance has the maximum kinetic energy?

Purity of a metal can be determined with the help of