5) A block-spring system oscillates in a simple harmonic motion on a frictionless horizontal table. Its displacement varies with time according to x(t) = 0.2 cos(2t – T/4). The earliest time the particle reaches position x = 0.1 m is 7n (a) t 24 (b) t = S 24 47n (c) t = S 24 (d) t = 12

5) A block-spring system oscillates in a simple harmonic motion on a frictionless horizontal table. Its displacement varies with time according to x(t) = 0.2 cos(2t – T/4). The earliest time the particle reaches position x = 0.1 m is 7n (a) t 24 (b) t = S 24 47n (c) t = S 24 (d) t = 12

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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Question

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4) When the block's velocity has the value v = Vmax/2, then its position has the possible values of:
(a) x = ±(3/4)A
%3|
(b)x = ±A/2
(c) x = ±(v3/2)A
(d)x = +(v2/2)A

5) A block-spring system oscillates in a simple harmonic motion on a frictionless horizontal table. Its
displacement varies with time according to x(t) = 0.2 cos(2t – 1/4). The earliest time the particle
reaches position x = 0.1 m is
(a) t =
S
24
(b) t =
S
24
47n
(c) t =
24
(d) t =
S
12

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