a) 18% b) 19% c) 20% d) 21% Ans: (d)
a) Voltage of the line b) Volume of the line c) Current in the line d) Physical configuration Ans: (d)
a) Increases b) Decreases c) Remain same d) Increases proportionately Ans: (b)
a) Self inductance b) Mutual inductance c) Internal inductance d) None of these Ans: (c)
a) Strengthen the pole b) Hold telephone cables c) Keep the wires from sagging d) None of these Ans: (a)
a) Insulation failure b) Faults in line c) Radio interference d) All of these Ans: (c)
a) 1/2 of the outer conductor b) 1/4 of the outer conductor c) 1/3 of the outer conductor d) None of these Ans: (a)
a) Potential difference between the conductors b) Current in the conductors c) Both (a) and (b) d) None of these Ans: (a)
a) Star-star b) Star-delta c) Delta-star d) Delta-delta Ans: (b)
a) That of phase conductor b) 1/2 times that of phase conductor c) 1/4 times that of phase conductor d) 2 times that of phase conductor Ans: (c)
 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 |
Multiple Choice Question (MCQ) of Electronics page-13:181. The conduction in JEFT is always by the a) Majority carriers b) Minority carriers c) Holes d) Electrons e) Holes and electrons simultaneously |