a) Thermal power station b) Hydro-electric power station c) Nuclear power station d) None of these Ans: (b)
a) Wave power b) Ocean Currents c) Tidal power d) None of these Ans: (c)
a) 11 kV b) 132 kV c) 200 kV d) 400 kV Ans: (d)
a) Aerodynamic system b) Electrical system c) Mechanical system d) Both (b) and (c) above Ans: (a)
a) Shape of rotor blades b) Wind velocity c) Orientation of rotor blades d) Both (a) and (b) above Ans: (b)
a) Is clean, almost free and domestically produced b) Has higher cost comparatively c) Develops power proportional to the power of the wind d) All of these Ans: (d)
a) The electrical conductivity of the fluid b) Square of the flow velocity of the fluid c) Square of magnetic flux density d) All of these Ans: (d)
a) Gas b) Liquid c) Copper d) Aluminum Ans: (a)
a) ac b) pulsating c) dc d) Either (a) or (b) above Ans: (c)
a) Motionally induced emf b) Static emf c) Hall emf d) Both (a) and (c) above 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 |