Home
Class 12
PHYSICS
Assertion: A vibrating tuning fork sound...

Assertion`:` A vibrating tuning fork sounds louder when its stem is pressed against a desk top.
Reason `:` When a wave reaches another denser medium, part of the wave is reflected.

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • WAVES

    AAKASH INSTITUTE ENGLISH|Exercise ASSIGNMENT ( SECTION-C ( Previous year Questions ))|53 Videos

  • WAVE OPTICS

    AAKASH INSTITUTE ENGLISH|Exercise Assignment (Section-J (Aakash Challengers question))|1 Videos

  • WORK, ENERGY AND POWER

    AAKASH INSTITUTE ENGLISH|Exercise Assignment (SECTION - D)|13 Videos

Similar Questions

Explore conceptually related problems

When a wave travels from a denser to rarer medium, then

The stem of a vibrating tuning fork is pressed against a table top. Will it produce an audible sound ?

Assertion : A string wave traveling towards a free end changes its direction of motion but phase Reason : When string wave reaches the free end there is no medium present in front of it.remains constant after reflection.

The stem of a vibrating tuning fork is pressed against a table top. Under what condition does it lead to resonance ?

When the stem of a vibrating tuning fork is gently pressed on the surface of a table louder sound is heard. Why?

The stem of a vibrating tuning fork is pressed against a table top. Does it cause the table top to set in vibrations ? If yes, what type of vibrations are they?

Assertion When a wave travels from a denser to a rarer medium, its amplitude increases. Reason In a rarer medium, speed of wave is more

The diagram above shows a wire stretched over a sonometer. Stems of two vibrating tuning forks A and B are touched to the wooden box of the sonometer. It is observed that the paper rider (a small piece of paper folded at the centre) present on the wire flies off when the stem of vibrating tuning fork B is touched to the wooden box but the paper just vibrates when the stem of vibrating tuning fork A is touched to the wooden box. Why does the paper rider fly off when the stem of tuning fork B is touched to the box ?

The diagram above shows a wire stretched over a sonometer. Stems of two vibrating tuning forks A and B are touched to the wooden box of the sonometer. It is observed that the paper rider (a small piece of paper folded at the centre) present on the wire flies off when the stem of vibrating tuning fork B is touched to the wooden box but the paper just vibrates when the stem of vibrating tuning fork A is touched to the wooden box. Name the phenomenon when the paper rider flies off.