Skip to content
Questions
-
8901.
What are transmission line parameters and their significance?
-
8902.
Why is electrical power transmitted at high voltages?
-
8903.
What is the difference between AC and DC transmission?
-
8904.
What are the main components of a power transmission system?
-
8905.
How do renewable energy sources impact power generation?
-
8906.
What factors determine the selection of a power plant location?
-
8907.
What is meant by cogeneration in power generation?
-
8908.
How does a combined-cycle power plant work?
-
8909.
What are the major components of a coal-fired power plant?
-
8910.
What is the difference between base load and peak load power plants?
-
8911.
What are the advantages and disadvantages of nuclear power plants?
-
8912.
How does a hydroelectric power plant generate electricity?
-
8913.
What is the basic working principle of a thermal power plant?
-
8914.
What are the different types of power plants used for electricity generation?
-
8915.
How do you test the performance of a DC generator?
-
8916.
What is the load characteristic of a DC generator?
-
8917.
What are the causes of losses in DC generators?
-
8918.
Explain the voltage regulation of a DC generator?
-
8919.
How do you calculate the generated EMF in a DC generator?
-
8920.
What are the different types of field windings used in DC generators?
-
8921.
How does commutation occur in a DC generator?
-
8922.
What is armature reaction in a DC generator?
-
8923.
Explain the different types of DC generators.
-
8924.
What is the working principle of a DC generator?
-
8925.
What is the role of a rotor and stator in an electrical machine?
-
8926.
How do cooling systems affect the performance of electrical machines?
-
8927.
What is an equivalent circuit of an electrical machine, and why is it needed?
-
8928.
Explain the role of a commutator in a DC machine?
-
8929.
What is the significance of insulation in electrical machines?
-
8930.
What is efficiency in electrical machines, and how is it calculated?
-
8931.
What are the different types of losses in electrical machines?
-
8932.
Explain the working principle of electrical machines.
-
8933.
What are the main differences between motors and generators?
-
8934.
What is an electrical machine? Explain its types.
-
8935.
What is Kirchhoff’s Voltage Law (KVL)? Explain with an example.
-
8936.
Define creeping error in measuring instruments.
-
8937.
What is a ballistic galvanometer, and where is it used?
-
8938.
Explain the term “loading effect” in measuring instruments.
-
8939.
What is meant by the range of an instrument?
-
8940.
Why is a damping system required in indicating instruments?
-
8941.
Describe the working of a moving iron instrument?
-
8942.
What is a PMMC instrument, and why is it widely used?
-
8943.
What is the difference between an indicating and recording instrument?
-
8944.
Explain the working principle of a moving coil instrument?
-
8945.
Differentiate between analog and digital instruments?
-
8946.
What is the significance of response time in instrumentation?
-
8947.
Explain the concept of drift in measurements.
-
8948.
What are dynamic characteristics of measuring instruments?
-
8949.
Define the terms repeatability and reproducibility.
-
8950.
What is a standard, and how does it help in measurement?
-
8951.
What is meant by calibration, and why is it important?
-
8952.
Explain the different types of errors in measurement?
-
8953.
Define sensitivity and its significance in measurement?
-
8954.
What is the difference between accuracy, precision, and resolution?
-
8955.
What are the basic requirements of a good measuring instrument?
-
8956.
What is the significance of Kirchhoff’s Laws in electrical engineering?
-
8957.
How do Kirchhoff’s laws apply in a series circuit?
-
8958.
How do Kirchhoff’s laws apply in a parallel circuit?
-
8959.
What are node, loop, and mesh in an electrical circuit?
-
8960.
How are Kirchhoff’s laws used in circuit analysis?
-
8961.
What is Kirchhoff’s Current Law (KCL)? Explain with an example.
-
8962.
What is the limitation of Ohm’s Law?
-
8963.
How does Ohm’s Law apply to a simple circuit?
-
8964.
What is Ohm’s Law? Write its mathematical formula.
-
8965.
How does an electric field influence charge movement?
-
8966.
What is the difference between static electricity and current electricity?
-
8967.
What are charge carriers in a conductor?
-
8968.
Define conductors, insulators, and semiconductors with examples.
-
8969.
What is the relationship between voltage, current, and resistance?
-
8970.
What is electrical power, and how is it calculated?
-
8971.
What is resistance, and how does it affect a circuit?
-
8972.
What is the difference between voltage and current?
-
8973.
What are the basic sources of electrical energy?
-
8974.
What is electricity?
-
8975.
What is the function of insulation in electrical machines?
-
8976.
What is efficiency in electrical machines, and how is it calculated?
-
8977.
What are the main losses in electrical machines?
-
8978.
What is the difference between a motor and a generator?
-
8979.
What is an electrical machine, and what are its main types?
-
8980.
Define electric potential and its significance in an electric circuit.
-
8981.
What is the SI unit of electric charge, and how is it related to current?
-
8982.
What are conductors, insulators, and semiconductors? Give examples.
-
8983.
Define voltage, current, and resistance and explain their relationship using Ohm’s Law.
-
8984.
What is the difference between electric charge and electric current?