A string of length 1m is fixed at one end with a bob of mass 100 g and the string makes rev/s around a vertical axis through a fixed point. The angle of inclination of the string with vertical is- VgyanHub

Question:

19.A string of length 1m is fixed at one end with a bob of mass 100 g and the string makes rev/s around a vertical axis through a fixed point. The angle of inclination of the string with vertical is-

Options :

a) tan^-1(5/8)
b) tan^-1(3/5)
c) cos^-1(8/5)
d) cos^1(5/8)

Answer :

d) cos^1(5/8)

Answer Steps :

Step1 :-

Step2 :-

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