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A body is falling freely under the action of gravity aloe in vacuum. Which one of the following remains constant during the fall? |
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(a) |
Potential energy |
(b) |
Kinetic energy |
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(c) |
Total linear momentum |
(d) |
Total mechanical energy |
|
A body is falling freely under the action of gravity aloe in vacuum. Which one of the following remains constant during the fall? |
|||
|
(a) |
Potential energy |
(b) |
Kinetic energy |
|
(c) |
Total linear momentum |
(d) |
Total mechanical energy |