Question

RSS:
MARINADA, AMALAPURAM, PALAKOL NARASAPURAM, MAMIDADA,
IX
ONLINE TEACHING & LEARNING PROGRAM
Sub:
TIME: 18
ASSIGNEMENT I
P.S
LAWS OF MOTION
1. Answer the following. Each question carries two marks. 10X2=20M
1. State Newton's first law of motion and write its importance,
2. Explain reason for the following:
1) When a carpet is beaten with a stick, dust comes out of it
ii) A pace bowler in cricket runs from a long distance before bowls.
3.
State and derive Newton's second law of motion.
4.
An object of mass 5kg is moving with a velocity of 10m/s.
A force is applied so that in 20 sec, it attains a velocity of 25m/s.
What is the force applied on the object?
5.
Explain Newton's third law with examples,
6.
Define
a) Linear momentum.
b) Impulse​

Answer 1

Answer:

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Explanation:

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