NTS Physics Mcqs Online Test 3 Question Answers Start Below

It is possible to distinguish between transverse and longitudinal waves form the property of?
ย 

refraction
polarization
interference .
diffraction

Correct!

Wrong!

The waves that require a material medium for their propagation are called?
ย 

matter waves
electromagnetic waves
carrier waves
mechanical waves

Correct!

Wrong!

The distance between any two consecutive crests or troughs is called?

frequency
period
wave length
phase difference

Correct!

Wrong!

A stationary wave is set up in the air column of a closed pipe. At the closes end of the pipe?
ย 

always an node in formed
always an antinode is formed
neither node nor antinode is formed
sometimes a node and sometimes an antinode is formed

Correct!

Wrong!

The distance between two consecutive nodes is?
ย 

?/2
?/4
?
2?

Correct!

Wrong!

The distance between consecutive node and anitnode is?
ย 

?
?/2
2?
?/4

Correct!

Wrong!

When two identical traveling waves are superimposed, the velocity of the resultant wave?

decreases
increases
remains unchanged
becomes zero

Correct!

Wrong!

If stretching force T of wire increases, then its frequency?
ย 

decreases
increases
remains the same
any of above

Correct!

Wrong!

In vibrating cord the points where the amplitude is maximum, are called?

antinodes
nodes
troughs
crests

Correct!

Wrong!

Waves transmit __________________ from one place to another?
ย 

energy
mass
both
none

Correct!

Wrong!

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