Electrical engineering is the study of electrons and electrical. We are sharing the 50 best required electrical engineering questions to prepare for.
Q1 – For which reason the armature of a dc motor is laminated?
To reduce the eddy current losses.
Q2 – In a transmission system ground wire is used in
To connect a circuit conductor or other devices to an earth plate.
Q3 – The top most wire in a distribution line is
Earth wire is the top most wire in a distribution line.
Q4 – What is the main function of a Relay
Q5 – Earth fault relays are
Q6 – A wire placed on the top of a transmission line acts as
Q7 – In a generator, the frequency of emf generated depends upon its
Speed and number of poles.
Q8 – An ac generator running at 1,000 rpm produces emf of 50 Hz. The number of poles on the generator is
Q9 – Power factor of an ordinary electric bulb is
Q10 – The two essential conditions to be fulfilled for oscillations are
Amplification and Feedback.
Q11 – The power requirement of satellite is provided through
Q12 – Overcharging of lead acid batteries is likely to result in
Q13 – Cables of 220 KV lines are always
Compresses oil compressed gas insulated.
Q14 – Which conductor has the least electrical conductivity?
Q15 – For a 33 kV cable what should be the minimum bending radius
30 times the diameter.
Q16 – What is it called, If a power amplifying feedback control system where the controlled variable is mechanical position or a time derivative of position as velocity or acceleration
Q17 – For a shunt generator, which loss is considered as constant
Q18 – By which element interpoles are generally wounded
Heavy gauge copper wire.
Q19 – The number of armature parallel paths in 12 pole DC generator provided with triple lap winding will be
Q20 – When a generator is called flat compounded
The voltage remains constant irrespective of the load on the generator.
Q21 – Why a generator loses residual magnetism
Due to heating.
Q22 – In a lap wound DC generator, When P is the number of poles then the number of brushes will be equal to
P means number of poles.
Q23 – For long DC transmission lines which generator is best
Over compunded generator.
Q24 – Which DC motor is preferred to be used for cranes and hoists?
Q25 – Speed control by Ward Leomard method is available
In both directions, below the rate speed and above the rated speed of the motor.
Q26 – What will happen if the back emf of a DC motor suddenly disappears?
The motor will run faster than the rated value
Q27 – Sparking at the commutator of a DC motor may result in
Q28 – For constant torque drive which speeds control method preferred
Shunted armature control.
Q29 – The basic DTL configuration is
Q30 – A digital voltage has
Analog input and digital output.
Q31 – LCD represents
Liquid Crystal Display.
Q32 – What is the range of horsepower of diesel locomotive?
1500 to 2500.
Q33 – In tramways generally which motor used
DC Series Motor.
Q34 – The main difference between the speed time curve of the main line service as compared to the suburban services lies in
Longer free-running periods, Shorter acceleration and braking periods, and longer coasting periods.
Q35 – On which test of induction motor reduced voltage is applied
Blocked Rotor Test.
Q36 – The starting torque of slip ring induction motor can be increased by
Adding external resistance to the rotor.
Q37 – The slip of a slip ring induction motor can be changed by
Inserting resistance in the rotor circuit, Injecting Emfs in the rotor circuit, cascade connections.
Q38 – Which motor is mostly used in mines?
Air motors used for explosive gases exist.
Q39 – Magnetic lines of force are called
Q40 – Which type of damping is mostly preferred in case of an instrument having a weak magnetic field?
Air friction damping.
Q41 – Which material is normally used for thermocouples
Chromel copel, platimum-rhodium, chromel-alumel.
Q42 – For absolute measurement of resistance, which method is used?
Q43 – What are the functions of insulating material
Preventing a short circuit between conducting wires.
Q44 – No load test on a transformer is performed for determining
Magnetizing current and loss.
Q45 – What is the necessary condition for the parallel operation of transformer?
They must operate at the same frequency.
Q46 – Which part of the transformer is subjected to maximum heating?
Q47 – Auto transformer is used
When the transformation ratio is small.
Q48 – Short circuit test on transformer is performed for determining
Q49 – The surge resistance for overhead lines is
Q50 – A 30 km transmission line carrying power ar 33kV is called
Short transmission line.
Above we have shared the 50 most important electrical engineering questions, which can help to understand the requirement for preparation in a detailed manner.
Q1. Where was India’s largest electric vehicle charging station established
Q2. Which is the highest hydel power station in India
Q3. Which atomic power station in India is built indigenously
Madras Atomic Power Station
Q4. What fuel is used in thermal power station
Q5. Which is the first hydro power station in Maharashtra
Q6. How many nuclear power stations are there in India
Q7. Which dam has underground power station in Jharkhand
Q8. What are the jobs available for electronics and communication engineering?
Various jobs after ECE Engineering are Telecommunication engineer, Mobile computing, Various jobs in software companies, PCB engineer.
Q9. What are the subject in electronic engineering?
Basic Electronics Engineering
Digital Signal Processing
Control System Engineering
Also Read:- The best time to visit Grand Canyon,