WBJEE-JENPAS-UG SERIES Physical-sciences
Work Done By A Variable Force
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2023 Chapter Questions 1 MCQs
01
PYQ 2023
medium
physical-sciences ID: wbjee-je
In which of the following condition the work done by a force is zero?
1
The force acts on a body at an angle 180° to the direction of its displacement.
2
The force acts on a body at an angle 120° to the direction of its displacement.
3
The force acts on a body at an angle 90° to the direction of its displacement.
4
The force acts on a body at an angle 0° to the direction of its displacement.