RSMSSB JE Quiz 12

In the circuit shown in figure below, breakdown voltage of zener diode is 5 V, if I_Z(min) = 2.5 mA and I_Z(max) = 8 mA, then find the minimum value of resistor R₁?

For the given configuration of 2:1 MUX with 4:1 MUX, what will be the output at Y?

The block diagram of a system as shown in figure below, determine the transfer function, Y(s)/X(s).

Buchholz’s relay is used in:

The full load output current when the maximum efficiency for a transformer having core loss of 200 W occurs at 80% loading and equivalent resistance referred to secondary of 2.5 Ω is:

For finding V_s and V_R, the capacitance is neglected in which of the following line?

If per unit impedance Z_p.u. on a base of 33 kV and 100 MVA is 0.25 p.u., then what will be the per unit impedance on 22 kV and 50 MVA base values.

Which damping is used in to produce damping torque in moving iron instrument?

Efficiency of power transfer when maximum transfer of power occur will be:

In a magnetically coupled circuit having L₁ = 2 H, L₂ = 6 H and the mutual inductance between L₁ and L₂ is 2 H. Then calculate the value of coupling coefficient ‘k’?