Physics (AS & A Level) · May / June 2020 · Paper 11 · Question 12
Which statement best describes a couple?
- Aa pair of forces of equal magnitude acting in opposite directions which produce rotational motion but not translational motion
- Ba pair of forces of equal magnitude acting in opposite directions which produce translational motion but not rotational motion
- Ca pair of forces of equal magnitude acting in the same direction which produce rotational motion but not translational motion
- Da pair of forces of equal magnitude acting in the same direction which produce translational motion but not rotational motion
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Correct answer: A. a pair of forces of equal magnitude acting in opposite directions which produce rotational motion but not translational motion
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