Gravitation Test

Result

Gravitation Test - 4

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Weekly Quiz Competition

Question 1
1 / -0

Statement-1: The length of the day is slowly increasing.

Statement-2: The dominant effect causing a slowdown in the rotation of the earth is the gravitational pull of other planets in the solar system.

A
Statement-1 is true but Statement-2 is false.

B
Statement-1 is false but Statement-2 is true.

C
Both Statement-1 and Statement-2 are true and Statement-2 is not the correct explanation of Statement-1.

D
Both Statement-1 and Statement-2 are true and Statement-2 is the correct explanation of Statement-1.

Solution

The length of the day is slowly increasing not due to gravitational pull of other planets in the solar system but due to the frictional or the viscous force between the earth and the atmosphere around it. So Statement-1 is true but Statement-2 is false.