| Direction: For questions given below two statements are given-one labelled Assertion (A) and the other labelled Reason (R). Select the correct answer to these questions from the codes [a], [b], [c] and [d] as given below. |
| Assertion To every action there is an equal and opposite reaction. |
| Reason Thrust on a rocket depends upon exhaust speed of the gases. |
A) Both A and R are true and R is correct explanation of the A.
B) Both A and R are true but R is not the correct explanation of the A.
C) A is true but R is false.
D) A is false but R is true.
Correct Answer: B
Solution :
| Both A and R are true but R is not the correct explanation of the A. |
| Rocket works on the principle of conservation of momentum. Hence, thrust on a rocket depends upon exhaust speed of the gases emerged by the rocket. |
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