A. To excite the poles of main exciter
B. To provide requisite starting torque to main exciter
C. To provide requisite starting torque to generator
D. None of the above
Related Mcqs:
- Generators for peak load plants are usually designed for maximum efficiency at____________?
A. 25 to 50 percent full load
B. 50 to 75 percent full load
C. full load
D. 25 percent overload - Large capacity generators are invariably___________?
A. water cooled
B. natural air cooled
C. forced air cooled
D. hydrogen cooled - In power plants insurance cover is provided for which of the following?
A. Unskilled workers only
B. Skilled workers only
C. Equipment only
D. All of the above - Which of the following generating station has minimum running cost ?
A. Nuclear
B. Hydro
C. Thermal
D. Diesel - For the same cylinder dimensions and speed, which of the following engine will produce least power?
A. Supercharged engine
B. Diesel engine
C. Petrol engine
D. All of the above engines will equal power - For which of the following power plants highly skilled engineers are required for running the plants?
A. Solar power plants
B. Gas turbine power plants
C. Nuclear power plants
D. Hydro-electric power plants - Which of the following, in a thermal power plant, is not a fixed cost?
A. Fuel cost
B. Interest on capital
C. Depreciation
D. Insurance charges - Which of the following is the essential requirement of peak load plant ?
A. It should run at high speed
B. It should produce high voltage
C. It should be small in size
D. It should be capable of starting quickly - Which of the following is not necessarily an advantage of interconnecting various power stations?
A. Improved frequency of power supplied
B. Reduction in total installed capacity
C. Increased reliability
D. Economy in operation of plants - Which of the following component, in a steam power plant, needs maximum maintenance attention?
A. Steam turbine
B. Condenser
C. Water treatment plant
D. Boiler
