Question

1. Propulsion of rocket is based on .............

a. law of conservation of linear momentum
b. Newton's third law of motion
c. both a and b
d. none of these


2.The motion of falling bodies towards earth is due to

a. gravitational rotation
b. weightless mass
c. acceleration due to gravity
d. gravitational force​

Answer 1

Answer:

1) third option

2)forth option

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Answer 2

Answer:

1) both a and b

2) gravitational force

Explanation:

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