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Recent questions tagged telegram-2112

(chatquestion)...Fings whose force constants are 2k, 18 2k, k and 2k respectively are attached to a mass M kept on a frictionless plane (as shown in figure). If the mass M is displaced in the horizontal direction, then the frequency of oscillation of the system is kitke 2k 2k 2k 4k (b) 2т 2n V 4M 7k (c) 2n V7M (d) 2л V М 19 A spring with 10 coils has spring constant k. (It is exactly cut into two halves, then each of these new springs will have a spring constant (a) k/2 Equations y, = A sin ot and y, = represent S.H.M. The ratio of the amplitudes of the two motions is (a) (c) 0.5 (d) 2 -1 If a simple pendulum is taken to place where g decreases by 2%, then the time perioc (b) Increases by 2% (a) Decreases by 1% fa) Increases by 1% (c) Increases by 2%

asked Jan 23, 2020 by balaji.thirumalai

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