a) ƒ(t) = t b) ƒ(t) = t2 c) ƒ(t) = e-at d) ƒ(t) = Ut Ans: (b)
a) unity b) zero c) infinity d) 0.5 Ans: (a)
a) R decreases b) R increases c) Voltage increases d) Impedance increases Ans: (a)
a) Be reduced to half b) To reduced to one-fourth c) Remain same d) Be doubled Ans: (b)
a) 1 b) 2 c) 3 d) 5 e) 4 Ans: (d)
a) Open circuit b) Closed circuit c) Short circuit d) None of the above Ans: (c)
a) 10 V, 80 Ω b) 10 V, 120 Ω c) 4 V, 48 Ω d) 5 V, 50 Ω Ans: (c)
a) 0 b) V c) V/2 d) 0.37 V e) 0.63 V Ans: (b)
a) 0 b) V c) 0.37 V d) 0.63 V c) V/√3 Ans: (a)
a) 0 b) V c) 0.37 V d) 0.63 V Ans: (a)
a) V b) 0 c) V/√3 d) 0.63 V Ans: (a)
a) Low pass filter b) High pass filter c) Medium pass filter d) None of the above Ans: (a)
a) Differentiator b) Integrator c) Multiplier d) Divider Ans: (b)
a) Low pass filter b) High pass filter c) Medium pass filter d) None of the above Ans: (b)
a) Low pass filter with low time constant b) Low pass filter with high time constant c) An integrator d) A differentiator e) (b) or (c) Ans: (e)
 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 |