Hey..!!

- Level 0
- 0 %

Accuracy -

share

A 300 Hz sound wave of intensity 20 dB is transmitted by a 1

The ratio of intensity of wave and energy density gives

The intensity of sound wave gets reduced by 20% on passing t

Consider the following rectifier circuits : half-wave rectif

Attenuation coefficient of bone is 600 m-1 for x-rays of ene

Two wave having the intensities in the ratio of 9: 1 produce

A, B and C have amounts in the ratio of 3 : 4 : 5. First B

Poynting theorem relates the electric intensity E, magnetic

Assertion

(A): In standing wave pattern, the nodes and anti

(A): In standing wave pattern, the nodes and anti

A uniform plane wave is described by the equation H = A/m. I