SSC JE 2019-20 Technical Quiz 82

Which of the following motors will be used in electric clocks

In a three-phase synchronous motor, ¡f one of the winding is short-circuited then the motor will

The magnitude of stator back e.m.f (E_b) of a synchronous motor depends on

Determine the value of produced mmf (in Amp-turns) in a coil, if the coil has 120 turns and carrying a current of 0.1 A.

Determine the resonant frequency (in kHz) of a tank circuit, when the capacitance and inductance of the circuit is 0.08 mF and 0.08 mH respectively.

What will be the total active power (in KW) consumed by a 3-phase delta connected system which is supplied by a line voltage of 230 V, when the value of phase current is 30 A and the current lags the voltage by 45 degrees?

What will be the magnitude of the induced EMF (in V) in a col of area of 100 square centimeters with 200 turns, if the coil Is removed from a magnetic field of 10 T acting at right angles to the coil in 1 second.

Determine the magnetic susceptibility of a material, if the field strength of the material is 0.8 × 10⁵ A.m^-1 and the magnitude of magnetization is 0.97 × 10⁵ A-m^-1.

The plate current in a triode can be controlled by controlling__________.

Synchronous motor shaft is made of __________.