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The bob of a simple pendulum has a mass 0.05 kg and sudpended vertically as shown What horizontal force applied to it would keep the string at 30degree to the vertical?

The bob of a simple pendulum has a mass 0.05 kg and sudpended vertically as shown What horizontal force applied to it would keep the string at 30degree to the vertical?

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Grade:11

1 Answers

Vikas TU
14149 Points
6 years ago
Dear Student,
  1. assuming the tension in the string as T and the mass as m=0.05kg
    Doing the free body diagram of the bob
    SFy=0
    =>Tcos30=mg
    =>T=1/  N

    SFx=0
    =>Tsin30=F
    =>F=1/2  N
Cheers!!
Regards,
Vikas (B. Tech. 4th year
Thapar University)

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