Simple Pendulum - Simple Pendulum objective questions and answers

46.  For a simple pendulum the time period of one oscillation is given by

   A. 2 π √ g/l

   B. 2 π √ 2l/g

   C. 2 √ l/ 2g

   D. 2 π √ l/g

47.  For a simple pendulum, time period for a beat, is

   A. π √ l/g

   B. π √ 2l/g

   C. π √ g/2l

   D. π √ l/2g

48.  A seconds pendulum executes

   A. 0.5 beat per second

   B. 1.0 beat per second

   C. 2.0 beats per second

   D. 2.5 beats per second

49.  The length of a Second's pendulum, is

   A. 99.0 cm

   B. 99.4 cm

   C. 100 cm

   D. 101 cm

50.  Which one of the following laws is not applicable to a simple pendulum?

   A. The time period does not depend on its magnitude

   B.The time period is proportional to its length l

   C. The time period is proportional to root l where l is length

   D. The time period is inversely proportional to root g where g is the acceleration due to gravity

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