Physics Questions and Solutions

1. Question: The pressure which is exerted by air around us is known as:

   a) Force

   b) Atmospheric pressure

   c) Muscular force

   d) Friction

   Answer: b) Atmospheric pressure

2. Question: The force exerted by the earth to pull the object towards itself is called:

   a) Electrostatic force

   b) Gravitational force

   c) Muscular force

   d) Contact Force

   Answer: b) Gravitational force

3. Question: One Kilogram weight is equal to:

   a) 98 N

   b) 9.8 N

   c) 0.98 N

   d) 0.098 N

   Answer: b) 9.8 N

4. Question: When two forces act in opposite directions, then the net force acting is the:

   a) Sum of two forces

   b) Difference between two forces

   c) Both of these

   d) None of these

   Answer: b) Difference between two forces

5. Question: Which of the following forces is a contact force?

   a) Force of gravity

   b) Magnetic force

   c) Force of friction

   d) Electrostatic force

   Answer: c) Force of friction

6. Question: If we release a magnet held in our hand, it falls to the ground. The force responsible for this is:

   a) Muscular force

   b) Magnetic force

   c) Electrostatic force

   d) Gravitational force

   Answer: d) Gravitational force

7. Question: A brick is kept in three different ways with the help of V, L, O shapes on a table. The pressure exerted by the brick on the table will be:

   a) Maximum in position V

   b) Maximum in position O

   c) Maximum in position L

   d) Equal in all cases

   Answer: d) Equal