List of top Electrical Power And Energy Engineering Questions

A NAND circuit with positive logic will operate as :

For climate change impact mitigation framework : [A.]
• Identify emission sources
• Quantify Green House Gas emissions
• Evaluate mitigation technologies
• Implement policy measures
• Monitor emission reduction outcomes Choose the correct answer from the options given below :

Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A): Energy conservation reduces Environmental pollution.
Reason (R): Reduced Energy consumption leads to lower fuel consumption.
In the light of the above statements, choose the most appropriate answer from the options given below:

Which of the following are the advantages of Solar Photovoltaic System? A. High Green House Gas Emission
B. Low Maintenance
C. Zero Fuel Cost
D. Environmental Friendly
E. Requires Continuous Fuel Supply
Choose the correct answer from the options given below:

Which of the following is not Green house gas?

Which among the following has the highest share in India's installed power generation capacity?

Which of the following is not a Sustainable Development Goal targeted to be achieved by 2030?

Pump storage plants are used to improve :
• [A.] Power factor
• [B.] Diversity factor
• [C.] Capacity factor of plant
• [D.] Load factor of power system
• [E.] Voltage Quality Choose the correct answer from the options given below :

For Photovoltaic Power Generation: A. Electric field separates charges
B. Photon energy exceeds bandgap
C. Electron-hole pair generated
D. DC output obtained
Choose the correct answer from the options given below:

Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A): Wind power generation depends on cube of wind speed.
Reason (R): Kinetic Energy of wind is proportional to the square of wind speed.
In the light of the above statements, choose the most appropriate answer from the options given below:

Arrange the following : For Newton-Raphson Load Flow Algorithm.
• [A.] Power mismatch calculation
• [B.] Initial voltage assumption
• [C.] Jacobian matrix formulation
• [D.] Voltage correction Choose the correct answer from the options given below :

Arrange the following statements :
• [A.] Abnormal impedance appears on transmission line
• [B.] Relay comparator detects deviation from set value
• [C.] Relay output contacts close
• [D.] Trip coil of circuit breaker is energised
• [E.] Breaker contacts interrupt fault current Choose the correct answer from the options given below :

Arrange the following :
• [A.] SCR anode is made positive with respect to cathode
• [B.] Junction \(J_1\) and \(J_3\) become forward biased
• [C.] Gate current injects minority carriers
• [D.] Regenerative feedback builds conduction
• [E.] Latching current sustains device ON state Choose the correct answer from the options given below :

Arrange the following statements :
• [A.] Pulverized fuel is injected into the furnace
• [B.] Chemical Energy converted into thermal Energy
• [C.] High temperature gases transfer heat to boiler tubes
• [D.] Water undergoes phase change into superheated steam
• [E.] Steam energy is delivered to turbine blades Choose the correct answer from the options given below :

Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A) : Thyristors can be turned off by gate control. Reason (R) : Thyristors require current to fall below holding current to turn off. In the light of the above statements, choose the most appropriate answer from the options given below :

In load flow studies, PV bus is treated as a PQ bus, when :

In a thermal power plant coal is used for the generation of electricity. How energy changes from one form to another before it is transformed into Electrical energy ?

Which one of the following is not the main component of hydro-electric power plant ?

The per unit impedance of a circuit is 0.25. If the base kV and base MVA are halved, then the new value of p.u. impedance of the circuit will be :

Power factor can be improved by installing a device in parallel with load which has :