Physicsmedium · Past Paper
Work done is negative when:
Atheta = 0
Btheta = 90
Ctheta = 180
Dtheta = 45
✓ Correct Answer: C — theta = 180
At 180 degrees, the force is opposite to displacement, making cos(theta) negative.
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✓ Correct Answer: C — theta = 180
At 180 degrees, the force is opposite to displacement, making cos(theta) negative.
Share this question