ECAT Pre Engineering Physics Chapter 7 MCQ Test With Answer

Top Scorers Of Physics ECAT Pre Engineering Chapter 7 Oscillations MCQ`s Test

Sr.#	Question	Answer
1	Amplitude is the displacement of the vibrating body from:	A. One extreme position to the other extreme position B. Mean position any one extreme position C. Both A and B are correct D. None of these
2	A particle executes SHM with frequency. The frequency with which its K.E oscillates is	A. f/2 B. 2f C. f D. 4f
3	If a given spring of spring constant k is cut into two indentical segments, the spring constant of each segment is:	A. k/2 B. 2 k C. 4 k D. None of these
4	When quarter of a cycle is completed, the phase of vibration is:	A. 90° B. 180° C. 45° D. 360°
5	A body of mass 0.031 kg attached to one end of a spring of spring constant 0.3 N/m, then time period of spring mass system will be:	A. 1.5 sec B. 2.0 sec C. 2.3 sec D. 2.5 sec
6	A body with frequency of would complete one vibration in:	A. f seconds B. 1/f seconds C. 1 second D. f²second
7	A particle moving uniformly along circle its projection along diameter performs	A. Linear motion B. Projectile motion C. SHM D. Rotatory motion
8	Distance covered during one vibration of an oscillating body in terms of amplitude A is:	A. A B. 2 A C. 3 A D. 4 A
9	The graph showing the variation of displacement with time is a:	A. Sine curve B. Straight line C. Parabola D. None of these
10	The restoring force is _____ and opposite to the applied force within ______,:	A. Equal, elastic limit B. Different, the walls of the laboratory C. Different, elastic limit D. None of these