Physics
What is the direction of torque?

Same as the direction of applied force
Parallel to the radius
Perpendicular to the direction of applied force
Opposite to the direction of applied force

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Physics
Solar eclipse will take place when

the moon does not lie on the line joining the sun and the earth
the sun is between the moon and the earth
the earth is between the moon and the sun
the moon is between the sun and the earth

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Physics
We always see the same face of the moon, because

It rotates at the same speed as the earth around the sun
It takes equal time for revolution around the earth and rotation on its own axis
It revolves on its axis in adirection opposite to that ofthe earth
It is smaller than the earth

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