Home
Class 7
PHYSICS
Copy this wave which has a frequency of ...

Copy this wave which has a frequency of 6 Hz into your notebook and draw a wave of frequency 2 Hz having the same amplitude.

Promotional Banner

Topper's Solved these Questions

  • SOUND

    ICSE|Exercise EXERCISES (Section II) (Numerical question)|9 Videos

  • PHYSICAL QUANTITIES AND MEASUREMENT

    ICSE|Exercise EXERCISE PICTURE STUDY |3 Videos

Similar Questions

Explore conceptually related problems

A carrier wave of frequency 1.5 MHz and amplitude 50 V is modulated by a sinusoidal wave of frequency 10KHz producing 50% amplitude modulation. Calculate the amplitude of the AM wave and frequencies of the side bands produced.

Two waves, each having a frequency of 100 Hz and a wavelength of 2.0 cm, are travelling in the same direction on a string. What is the phase difference between the waves (a) if the second wave was produced 0.015 s later than the first one at the same place, (b) if the two waves were produced at the same instant but the first one was produced a distance 4.0 cm behind the second one ? (c) If each of the waves has an amplitude of 2.0 mm, what would be the amplitudes of the resultant waves in part (a) and (b) ?

A middle C string on a piano has a fundamental frequency of 262 Hz , and the A note has fundamental frequency of 440 Hz . (a) Calculate the frequencies of the next two harmonics of the C string. (b) If the strings for the A and C notes are assumed to have the same mass per unit length and the same length, determine the ratio of tension in the two strings.

minimum frequency of audible sound is 20 Hz and maximum frequency is 20 , 000 Hz. If we compare the sound levels of these two frequencies of same amplitudes, their difference will be

(a) what is the displacemant amplitude for a sound wave having a frequency of 100 Hz and a pressure amplitude of 10 pa? (b) The displacement amplitude of a sound wave of frequency 300 Hz is 10^(-7) m. what is the pressure amplitude of this wave ? speed of sound in airb is 340 ml s and density of a ir is 1.29kg// m^(3) .

To which part of the electromagnetic spectrum does a wave of frequency 5xx10^(19) Hz belong ?

To which part of the electromagnetic spectrum does a wave of frequency 5xx10^(11) Hz belong ?

A single of 5 kHz frequency is amplitude modulated on a carrier wave of frequency 2 MHz. The frequencies of the resultant signal is/are :-

To which part of the electromagnetic spectrum does a wave of frequency 3xx10^(13) Hz belong?

What is the beat frequency, when two waves of frequency 450 Hz and 456 Hz are superposed?