Electric Circuits A cube of material of side 1 cm has a resistance of 0.002 Ω between its opposite faces. If the same volume of the material has a length of 4 cm and a uniform cross - section, the resistance of this length will be 0.064 Ω. 0.032 Ω. 0.128 Ω. 0.016 Ω. 0.064 Ω. 0.032 Ω. 0.128 Ω. 0.016 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Advantage of active filter is easy to tune. derive high impedance load. do not offer gain. both of above. easy to tune. derive high impedance load. do not offer gain. both of above. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A conductor of length l meters moves at right angles to a uniform magnetic field of flux density B = 1.5 T. if the velocity of revolution of the conductor is 50 ms-1 then induced e.m.f. in the conductor is 100 V. 125 V. 0 V. 75 V. 100 V. 125 V. 0 V. 75 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The resistivity of semi-conductors at room temperatures is 1000 to 1500 ohm - cm. 0.01 to 50 ohm - cm. 109 to 1012 ohm - cm. 1.6 × 106 to 100 × 106 ohm - cm. 1000 to 1500 ohm - cm. 0.01 to 50 ohm - cm. 109 to 1012 ohm - cm. 1.6 × 106 to 100 × 106 ohm - cm. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Three identical inductors are connected in delta with a 220 V, 50 Hz, 3 - φ, supply. If the phase current is 24 A, then what is the value of each of the inductance? 0.049 H. None of these. 0.029. 0.058 H. 0.049 H. None of these. 0.029. 0.058 H. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If a resistor and an inductor are connected in series across a voltage source. Which two parameters in that circuit increase if frequency of voltage source increases? Z and I. VL and I. VL and Z. VL and VR. Z and I. VL and I. VL and Z. VL and VR. ANSWER DOWNLOAD EXAMIANS APP
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