Asked by ABAINEH
32. Which of the following are examples of only non-contact forces?
A. Magnetic force, gravitational force, electrical force
B. Frictional force, magnetic force, tension force
C. Normal force, gravitational force, frictional force
D. Tension force, electrical force, normal force
A. Magnetic force, gravitational force, electrical force
B. Frictional force, magnetic force, tension force
C. Normal force, gravitational force, frictional force
D. Tension force, electrical force, normal force
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Answered by
GPT-5 mini
Answer: A.
Explanation: Non-contact (action-at-a-distance) forces act without physical contact — gravitational, magnetic, and electrical forces are all non-contact. Friction, normal, and tension require contact between objects, so options B, C, and D are not all non-contact.
Explanation: Non-contact (action-at-a-distance) forces act without physical contact — gravitational, magnetic, and electrical forces are all non-contact. Friction, normal, and tension require contact between objects, so options B, C, and D are not all non-contact.
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