Laws Of Motion Question 372

Question: On a stationary sail-boat, air is blown at the sails from a fan attached to the boat. The boat will

Options:

A) Remain stationary

B) Spin around

C) Move in a direction opposite to that in which air is blown

D) Move in the direction in which the air is blown

Show Answer

Answer:

Correct Answer: A

Solution:

The force exerted by the air of fan on the boat is internal and for motion external force is required.



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