Moderate

The man made noise sources is / are_____________?

Correct answer: D. All of these

  • A. Motors
  • B. Switches, radio interferences
  • C. Computers, digital electronics
  • D. All of these

Explanation

Motors, switching circuits, radio interference, computers, and digital electronics can all generate electromagnetic noise through switching, commutation, or unwanted radiation. Hence every listed source is man-made noise.

Last updated

Practise Electronics and Devices

758 free Electronics and Devices MCQs from Electrical Engineering, each with the correct answer and an explanation. Unlimited attempts, no account needed.

Exams that ask Electrical Engineering questions like this

Electrical Engineering is on 2 papers prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for every one of them.

Related questions