Which of the following types of motion are oscillatory? i. A diving board when used by a diver. ii. The motion of the balance wheel of a wrist watch. iii. The motion of the turn-table of a record player. iv. The motion of the center of a ten kobo piece as it rolls down an inclined plane. v. The motion of the needle of a D.C. ammeter into which a low A.C. current is passed.
University of Ilorin PHY101 2021 past question
- i and ii
- i, ii and iii
- ii, iii and iv
- i, ii and v
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