Technical Test SSC JE: Electrical Engineering (EE)- 2 - Electrical Engineering (EE) MCQ

The current in the given circuit with a dependent voltage source is

Three current i₁, i₂ and i₃ are approaching a mode. If i₁=10 sin (400 t + 60º) A and i₂ = 10 sin (400 t +60º) A, then i₃ is

The figure shows a network in which the diode is an ideal one

The terminal V-I characteristics of the network is given by

In a network made up of linear resistors and ideal voltage sources, values of all resistors are doubled. Then the voltage across each resistor is

Consitor the following circuit

What is the value of the current I in the above circuit?

For the circuit shown in the given figure the current through L and the voltage across C₂ are respectively

A unit impulse voltage is applied at t=0 to the RL circuit shown below while i (0-)= 1A. What isthe expression for i (t)?

It the circuit shown in the figure given below, the switch is opened at t = 0 after having been closed for a long time. What is the current through 50W resistor?

For the circuit shown in the given figure the current I is given by

The value of V in the circuit shown in the given figure is

where I = 3A

Capacitors charge and discharge in __________ manner.

Consider the circuit given below, what is the power delivered by the 24 V source?

A straight conductor of circular x-section carries a current.which one of the following statement is true in this regard?

A cast steel electromagnet has an air gap length of 0.3 cm. Find the ampere turns for the air gap to produce a flux density of 0.7 wb/m² in the air gap

A magnetic circuit requires 800 AT to produce a certain quantity of flux in the magnetic circuit. If the excitation coil has 100 turns and 5W resistance, the voltage to be applied in the excitingcoil is

The principle of dynamically induced emf is utilised in a

Lower the self inductance of the coil

Two coupled coils connected in series have an equivalent inductance of 16 mH or 8 mH depending on its inter connection. Then the mutual inductance M between the coil is

The overall inductance of two coils connected in series, with mutual inductance aiding self inductance is L₁, with mutual inductance opposing self inductance the overall inductance is L₂ . The mutual inductance M is given by

Power factor is highest in case of

The purpose of providing choke in a tube light is

Blinking of Fluorescent tube may be on account of

The current drawn by a 220 V dc motor of armature resistance 0.5W and back emf 200V is

A dc shunt generator when driven without connecting field winding shows an open circuit terminal voltage of 12V. When field winding is connected and excited the terminal voltage drop to zero because

A dc series motor is accidently connected to single phase a.c. suply. The torque produced will be

At 1200 rpm, the induced emf of a dc machine is 200 V. For an armature current of 15 A the electromagnetic torque produced would be

Determine the flux per pole for 6 pole dc machine having 240 wave connected conductors, which generates an open circuit voltage of 500 volt.Which is running at 1000 rpm