Questions
Two particles tied to different strings are whirled in a horizontal circle as shown in figure. The ratio of lengths of the strings so that they complete their circular path with equal time period is:
detailed solution
Correct option is B
Since T = 2πL cos θg∴ T1 = T2⇒L1 cos θ = L2 cos θ2∴ L1L2 = cos θ2cos θ1 = cos 450cos 300L1L2 = 23Talk to our academic expert!
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A string of length l = 1 m is fixed at one end and carries a mass of 100 gm at other end. The string makes revolution per second about a vertical axis passing through its second end. What is the angle of inclination of the string with the vertical?
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