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Which of the following types of motion are oscillatory? i.a diving board when us...


Question

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

Options

A) i and ii

B) i, ii and iii

C) ii, ii and iv

D) i, ii and v

E) iii, iv and iv


The correct answer is A.


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