Question

2) Sunita walks around a circular garden whose radius is 7 m.

a) Calculate the distance covered by her in one round.

b) Calculate the distance covered by her in two rounds.

c) Is distance a scalar or vector quantity. Give reason.


3) When a carpet is pulled up the dust remains on the floor.

Explain the statement using Newtons laws of motion.


4) Why is the stock of the gun made heavy?

Answer : Hint – Newton’s third law of motion.


5) A body at rest starts moving with a velocity of 25 m/sec when accelerated

after 5 sec. Calculate acceleration.

Distinguish between acceleration and velocity.


6) Action and reaction forces do not cancel each other. Explain.


plzz answer me the right question​

Answer 1

Answer:

Q2.a)2520....b)5040...c)vector quantity.....

Q3.becaue when we walk on carpet the dust particles pressed down and remain on the floor.

hope it will help you

Answer 2

Answer:

a) 7m b) 14m c) scalar quantity

Explanation:

b) 14m c) scalar quantity