a) Stationary field type b) Cylindrical rotor type c) Double cage rotor type d) Salient pole type Ans: (d)
a) Connected to the bus bar and is ready to take load b) Always available c) Available for service but not in use d) Available for use but not in service Ans: (a)
a) Induction motor is used b) Main exciter is self-excited c) Main exciter is separately excited d) Main exciter is not working Ans: (c)
a) More than the plant life b) Less than the plant life c) Equal to the plant life d) None of these Ans: (b)
a) not there b) less c) more d) none of these Ans: (c)
a) simultaneous maximum demand on stating for same individual demands b) capital cost for the station c) overall rate for generation of electricity d) all of these Ans: (d)
a) more than generating units b) less than generating units c) equal to generating units d) uncertain Ans: (b)
a) line losses b) domestic consumers c) industrial consumers d) all of these Ans: (c)
a) decrease b) increase c) remain d) zero Ans: (b)
a) Maximum demand/average demand b) Average demand/Maximum demand c) Maximum demand/Peak load d) Maximum demand/Minimum load Ans: (b)
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 Multiple Choice Question (MCQ) of Electronics page-17:241. Which of the following statement is true? a) The saturation voltage VCF of silicon transistor is more than germanium transistor. b) The saturation voltage VCE for germanium transistor is more than silicon transistor. c) The saturation voltage VCE for silicon transistor is same as that for germanium. d) The saturation voltage VCE for silicon transistor is lower than germanium transistor. |
Multiple Choice Question (MCQ) of Electronics page-16:226. Which of the following statement is correct? a) Inner electrons are always present in the semiconductor. b) Bound electrons are always present in the semiconductor. c) Free electrons are always present in the semiconductor. d) Inner and bound electrons are always present in the semiconductor. |
Multiple Choice Question (MCQ) of Electronics page-15:211. The materials whose electrical conductivity is usually less than 1 × 106 mho/m are a) Semiconductors b) Conductors c) Insulators d) Alloys |
Multiple Choice Question (MCQ) of Electronics page-14:196. In which of the following device the base resistors are not added in the package but added externally? a) UJT b) CUJT c) PUT d) None of the above |