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Statement -1 : Moon revolving around ear...

Statement -1 : Moon revolving around earth does not come closer despite earth's gravitational attraction.
A radially outward force balances earth's force of attraction during revolution of moon.

A

Statement -1 is true, statement-2 is true and statement -2 is correct explanation for statement -1.

B

Statement -1 is true, statement -2 is true and statement -2 is correct explanation for statement -1.

C

Statement -1 is true, statement -2 is false.

D

Statement -1 is false, statement -2 is true.

Text Solution

Verified by Experts

The correct Answer is:
C

Moon does not come closer because it is moving in a circle and gravitational force provides it the required centripetal acceleration.
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Knowledge Check

  • The moon completes one revolution around Earth in:

    A
    27 days 7 hrs 43 min
    B
    29 days 3 hrs 20 min
    C
    20 days 2 hrs 10 min
    D
    10 days 4 hrs 5 min
  • The gravitational force of earth on a ball is 10 N then the gravitational force of attraction of the ball on the earth is

    A
    10 N
    B
    zero
    C
    slightly less than 10 N
    D
    more than 10 N
  • The gravitational force of earth on a ball is 10 N, then the gravitational force of attraction of the ball on the earth is _________

    A
    10 N
    B
    zero
    C
    slightly less than 10 N
    D
    more than 10 N
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