Question Detail

What is the relation between wavelength, frequency and velocity ?

velocity of wave = frequency * wavelength
velocity of wave = frequency/wavelength
velocity of wave = wavelength/frequency
None of above

Answer: Option A

Similar Questions :

1. When a body is immersed partly or wholly in a liquid, there is an apparent loss in weight of the body which is equal to the weight of liquid displaced by the body.

True
False

Answer: Option A

Explanation:

TRUE, it is Archimedes Principle.

2. What is refractive index ?

it is defined as the ratio of speed of light in the medium to the speed of light in vacuum.
it is defined as the ratio of speed of light in vacuum to the speed of light in the medium .
it is defined as the product of speed of light in medium and in vacuum.
None of above

Answer: Option B

3. Lognitudinal waves and Transverse waves are types of ?

Mechanical waves
Non-Mechanical waves
Both of above
None of Above

Answer: Option A

4. The incident ray, reflected ray and normal to the reflecting surface at the incident point all never lie in same plane.

True
False

Answer: Option B

5. newton is used to measure

Speed
Volume
Force
Area

Answer: Option C

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