Physics, asked by rajimingwal, 4 months ago

The angle between the incident ray and the ray reflected from the plane mirror is 80 degree .The angle of incidence will be:

1 point

The angle between the incident ray and the ray reflected from the plane mirror is 80 degree .The angle of incidence will be:

1 point

Answers

Answered by syedsadiq288

1

Explanation:

0.3 m length is found to resonate in 3 segments (node at both the ends) when driving frequency is 20 Hz. The speed of wave in the string i

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