App Logo

No.1 PSC Learning App

1M+ Downloads
An amplifier powerlevel is changed from 8 watts to 16 watts equivalent dB gains is

A2dB2dB

B3dB

C6dB

D5dB

Answer:

C. 6dB


Related Questions:

The resistance of a conductor varies inversely as
A fuse wire is characterized by :

Which of the following statements is/are true for a DC motor?

  1. (1) The function of the split rings is to reverse the flow of current.
  2. (ii) Maximum force is experienced by arms of the coil aligned parallel to the magnetic field
  3. (iii) Reversing current after every half rotation leads to continuous rotation of coil
    The power of an electric bulb of resistance 18 ohm if no voltage is applied across it is _______?
    Electric current is measure by