Challenger App

No.1 PSC Learning App

1M+ Downloads
The flux of total energy flowing out through a closed surface in unit area in unit time in electric magnetic field is

AVolume current density

BPoynting Vector

Csurface charge density

DTransmission coefficient

Answer:

B. Poynting Vector


Related Questions:

A galvanometer when connected in a circuit, detects the presence of?
ഒരു റിവേഴ്‌സ് ബയാസ് സെനർ ഡയോഡിൻ്റെ ആന്തരിക ഫീൽഡ് എമിഷന് ആവശ്യമായ വൈദ്യുത മണ്ഡലം ഏകദേശം V/m ആണ്.
Which of the following is the best conductor of electricity ?

A magnet, when moved near a coil, produces an induced current. Which of the following method(s) can be used to increase the magnitude of the induced current?

  1. (1) Increasing the number of turm in the coil
  2. (2) Increasing the speed of the magnet
  3. (3) Increasing the resistivity of the wire of the coil
    A power plant where the heat required to make steam to drive turbines to make electricity is obtained by burning fuels is called?