• a) True
• b) False

• (a) False

## Q2 Linear momentum is directly proportional to

• (a) mass of the body
• (b) velocity of the body
• (c) both mass and
• (d) none of these

• (a) mass of the body

## Q3 The working of rocket is based on the principle of

• (a) Newton's law of gravitation
• (b) Kepler’s Law
• (c) Newton’s First law
• (d) Conservation of linear momentum

• (d) Conservation of linear momentum

## Q4 Force exerted on a body can change its

• (a) Momentum
• (b) Velocity
• (c) Direction of motion
• (d) All of the above

• (d) All of the above

## Q5 When body is in motion it always changes it

• (a) Momentum
• (b) Velocity
• (c) Position Vector
• (d) Both a and b

• (c) Position Vector

## Q6 Dimentional formula of Impulse

• a) M^{1}L^{1}T^{-1}
• b) M^{1}L^{0}T^{-1}
• c) M^{1}L^{1}T^{-2}
• d) M^{1}L^{2}T^{-1}

• a) M^{1}L^{1}T^{-1}

## Q7 Which law of motion is also known as law of Inertia

• (a) Newton’s first law of motion
• (b) Newton’s second law of motion
• (c) Newton’s third law of motion
• (d) All of the above

• (a)Newton’s first law of motion

• a. True
• b. False

• b. False

• a. True
• b. False

• a. True

## Q10 A person swimming in a fresh water pool obeys...…

• (a) Newton’s first law of motion
• (b) Newton’s second law of motion
• (c) Newton’s third law of motion
• (d) All of the above

• (c) Newton’s third law of motion