The equation of SHM is given as x = 3 sin 20 t + 4 cos 20 t where x is in cm and t is in second. The amplitude is

MHT CET Physics question

The equation of SHM is given as x = 3 sin 20 + 4 cos 20 where x is in cm and t is in second. The amplitude is

Answer: (A)

Two SHMs of the same frequency with a phase difference combine to give A = = 5 cm; 3 cm and 4 cm

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Question ID VK-067656