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Entry Test MCQ :: Waves

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1.  Waves transmit __________________ from one place to another
A. energy B. mass
C. both D. none

2.  The waves that require a material medium for their propagation are called
A. matter waves B. electromagnetic waves
C. carrier waves D. mechanical waves

3.  The distance between any two consecutive crests or troughs is called
A. frequency B. period
C. wave length D. phase difference

4.  When two identical traveling waves are superimposed, the velocity of the resultant wave
A. decreases B. increases
C. remains unchanged D. becomes zero

5.  In vibrating cord the points where the amplitude is maximum, are called
A. antinodes B. nodes
C. troughs D. crests

6.  The distance between two consecutive nodes is
A. ?/2 B. ?/4
C. ? D. 2?

7.  The distance between consecutive node and anitnode is
A. ? B. ?/2
C. 2? D. ?/4

8.  If stretching force T of wire increases, then its frequency
A. decreases B. increases
C. remains the same D. any of above

9.  A stationary wave is set up in the air column of a closed pipe. At the closes end of the pipe
A. always an node in formed B. always an antinode is formed
C. neither node nor antinode is formed D. sometimes a node and sometimes an antinode is formed

10.  It is possible to distinguish between transverse and longitudinal waves form the property of
A. refraction B. polarization
C. interference D. diffraction




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