a) Air gap of magnetic path b) Number of ampere-turns c) Adjustable back up stop d) None of these Ans: (b)
a) Low b) Medium c) High d) Independent of the change in air gap Ans: (c)
a) 0.2 to 0.3 b) 0.3 to 0.4 c) 0.4 to 0.6 d) 0.6 to 1.0 Ans: (d)
a) Impedance b) Current difference c) Voltage difference d) None of these Ans: (a)
a) Stability, reliability b) Speed sensitivity c) Selectivity, adequacy d) None of these Ans: (d)
a) Current during abnormal condition b) Voltage during abnormal condition c) Both (a) and (b) simultaneously d) Constantly the electrical quantities which differ during normal and abnormal conditions Ans: (d)
a) Low b) High c) Medium d) Very high Ans: (a)
a) Arcing time b) Opening time c) Closing time d) None of these Ans: (b)
a) Current difference b) Voltage difference c) Impedance difference d) Distance between two CT’s Ans: (c)
a) Line-to-line fault b) Line-to-line circuit c) Dead short circuit d) Both (a) and (b) occurring simultaneously Ans: (d)
 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 |