SSC JE EE: Basic Electrical and Network Theory Booster Quiz -8

A current of 2A passes through a coil of 350 turns wound on a ring of mean diameter 12 cm. The flux density established in the ring is 1.4 wb/m². Find the value of relative permeability of Iron.

When a series RL circuit is connected to a voltage source V at t=0, the current passing through the inductor L at t=0⁺ is:

Which one of the following materials has lowest resistivity?

A linear circuit is one whose parameters:

What will be the maximum power that can be transferred to the load if the internal resistance of a voltage source is 10 Ω and has 10 volts at its terminals?

What would be the total delivered power in the below circuit?

A circular bar of radius 0.5 cm is placed in a magnetic field carrying a total flux of 0.12 mWb. What will be the flux density in the air gap?

If I a R-L-C series circuit, the frequency is below the resonant frequency, then:

What will be the color-coding of a resistor when the resistance of the resistor is 15 Ohms?