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Civil Engineering Objective Questions { Applied Mechanics }



99. A particle executes a simple harmonic motion. While passing through the mean position, the particle possesses
A. maximum kinetic energy & minimum potential energy
B. maximum kinetic energy & maximum potential energy
C. minimum kinetic energy & maximum potential energy
D. minimum kinetic energy & minimum potential energy

100. The motion of a particle moving with S.H.M. from an extremity to the other, constitutes
A. half an oscillation
B. one full oscillation
C. two oscillations
D. none of these.

101. For a simple pendulum, the period of one oscillation is
A. 2r01 / 2g
B. 27t-q2g//
C. 27p11/g
D. 271 vg /21

102. For a simple pendulum, time period for a beat, is
A. mil/ g
B. TcA121/ g
C. rcvg /21
D. atN11 / 2g

103. 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 1
C. The time period is proportional to 4T where 1 is length
D. The time period is inversely proportional to Arg- where g is the acceleration due to gravity.

104. 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

105. To double the period of oscillation of a simple pendulum
A. the mass of its bob should be doubled
B. the mass of its bob should be quadrupled
C. its length should be quadrupled
D. its length should be doubled

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