arrow
arrow
arrow
Find out the 7th harmonic frequency if fundamental frequency is 20 Hz.
Question

Find out the 7th harmonic frequency if fundamental frequency is 20 Hz.

A.

140Hz

B.

20Hz

C.

10Hz

D.

50HZ

Correct option is A



The harmonic frequencies are integer multiples of the fundamental frequency. The nth harmonic frequency is given by:

test-prime-package

Access ‘PSPCL’ Mock Tests with

  • 60000+ Mocks and Previous Year Papers
  • Unlimited Re-Attempts
  • Personalised Report Card
  • 500% Refund on Final Selection
  • Largest Community
students-icon
354k+ students have already unlocked exclusive benefits with Test Prime!
test-prime-package

Access ‘PSPCL’ Mock Tests with

  • 60000+ Mocks and Previous Year Papers
  • Unlimited Re-Attempts
  • Personalised Report Card
  • 500% Refund on Final Selection
  • Largest Community
students-icon
354k+ students have already unlocked exclusive benefits with Test Prime!
Our Plans
Monthsup-arrow