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Question

Assertion(A): The apparent weight of an astronaut in artificial satellite of earth is zero.
Reason(R) : The centrifugal force on the astronaut is equal and opposite to earth gravitational force on him.

A
Both A and R are true and R is correct explanation of A
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B
Both A and R are true and R is not correct explanation of A
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C
A is true and R is false
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D
A is false and R is true
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Solution

The correct option is C Both A and R are true and R is correct explanation of A
The apparent weight of an astronaut in artificial satellite of earth is zero because weight of the astronaut is balanced by the centrifugal force, acted on the astronaut when the satellite revolve around the earth.

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