Choose the correct options for the following questions.
Mechanical energy can be converted into:
Difficulty: Easy
A:
Light energy
B:
Heat energy
C:
Electric energy
D:
Only a and c
The sum of K.E and P.E of a falling body is:
Difficulty: Easy
A:
Constant at all points
B:
Maximum at the top point
C:
Maximum just before hitting the ground
D:
None
Energy stored in the spring of a watch is called:
Difficulty: Easy
A:
Potential energy
B:
Kinetic energy
C:
Nuclear energy
D:
Elastic potential energy
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