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प्रश्न
The work done by the Sun’s gravitational force on the Earth is __________.
विकल्प
always zero
always positive
can be positive or negative
always negative
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उत्तर
The work done by the Sun’s gravitational force on the Earth is can be positive or negative.
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संबंधित प्रश्न
The gravitational potential energy of the Moon with respect to Earth is ____________.
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Calculate the gravitational field at point O due to three masses m1, m2 and m3 whose positions are given by the following figure. If the masses m1 and m2 are equal what is the change in a gravitational field at the point O?
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