Waves

Q: The transverse wave,the individual particles of the medium move:

(a) :  Circle
(b) :  Prependicular to direction of travel
(c) :  Parallel to the direction travel
(d) :  None of these
(e) :  None of the Above
Answer:  Prependicular to direction of travel
Explanation:  

Q: The waves which propogate out in space due to osilliation of electric and magnetic fields are called:

(a) :  Mechaninical waves
(b) :  Electromagnetic waves
(c) :  Matter waves
(d) :  All of them
(e) :  None of the Above
Answer:  Matter waves
Explanation:  

Q: Which of the following wave motions is longitudinal:

(a) :  One end of string is fixed and the other is wiggled
(b) :  A piece of stone is thrown into still water
(c) :  Pulling of weight hanging vertically with a spinal spring
(d) :  Both A and C
(e) :  None of the Above
Answer:  Pulling of weight hanging vertically with a spinal spring
Explanation:  

Q: Laplace assumed that sound travel in gases under:

(a) :  Isothermal condition
(b) :  Adiabatic condition
(c) :  Isochoric condition
(d) :  None of them
(e) :  None of the Above
Answer:  Adiabatic condition
Explanation:  

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