The sounds having a frequency of 20 Hertz to 20,000 Hertz are known as –

Related MCQs

• Hertz is a unit for measuring –
• If input frequency of a full wave rectifier be n, then output frequency would be-
• The threshold frequency is the frequency below which -
• The threshold frequency is the frequency below which –
• What is found in frequency modulation?
• When a person sitting on a swing stands up on the swing, the frequency of oscillation –
• If the phase difference between two points is 120° for a wave with velocity of 360 m/ and frequency 500 Hz, then path difference between the two points is –
• Two waves, each of amplitude 1.5 mm and frequency 10 Hz, are travelling in opposite direction with a speed of 20 mm/s. The distance in mm between adjacent nodes is :
• The frequency of ultrasound wave is typically –
• Sound of frequency below 20 Hz is called             .