For a body moving with simple harmonic motion, the number of cycles per second, is known as its
Options
A. oscillation
B. amplitude
C. periodic time
D. beat
E. frequency.
Correct Answer
frequency.
Applied Mechanics problems
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1. One end of a light string 4 m in length is fixed to a point on a smooth wall and the other end fastened to a point on the surface of a smooth sphere of diameter 2.25 m and of weight 100 kg. The tension in the string is
2. When a body of mass M1 is hanging freely and an other of mass M2 lying on a smooth inclined plane(?) are connected by a light indextensible string passing over a smooth pulley, the acceleration of the body of mass M1, will be given by
Correct Answer: suspension and anchor cables are fixed to pier top
8. The ends of a string weighing w/metre are attached to two points at the same horizontal level. If the central dip is very small, the horizontal tension of the string throughout is
10. A spring scale in a stationary lift shows a reading of 60 kg for a man standing on it. If the lift starts descending at an acceleration of g/5, the scale reading would be
ft2
