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Waves question

2002 · Shift 0 · Q157

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Waves
2002 · Shift 0 · Q157

Waves question

2002 · Shift 0 · Q157

JEE MainPhysicsWavesMCQ+4 / −1

A tuning fork arrangement (pair) produces

4

beats/sec with one fork of frequency

288cps.

A little wax is placed on the unknown fork and it then produces

2

beats/sec. The frequency of the unknown fork is

A
$286cps$
B
$292cps$
C
$294cps$
D
$288cps$

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