Electric Circuits Emf induced in a coil rotating in a uniform magnetic field will be maximum when the rate of cutting flux by coil sides is minimum. rate of change of flux linkage is minimum. flux linking with the coil is maximum. rate of change of flux linkage is maximum. rate of cutting flux by coil sides is minimum. rate of change of flux linkage is minimum. flux linking with the coil is maximum. rate of change of flux linkage is maximum. ANSWER DOWNLOAD EXAMIANS APP
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 0.032 Ω. 0.064 Ω. 0.128 Ω. 0.016 Ω. 0.032 Ω. 0.064 Ω. 0.128 Ω. 0.016 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A series RLC circuit is connected across a 240V, 50 Hz supply. When the voltage across capacitor is 250V, a maximum current of 0.5A flows in the circuit. Find the resistance. 100 Ohms. 500 Ohms. 480 Ohms. 1000 Ohms. 100 Ohms. 500 Ohms. 480 Ohms. 1000 Ohms. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The resistivity of semi-conductors at room temperatures is 0.01 to 50 ohm - cm. 109 to 1012 ohm - cm. 1000 to 1500 ohm - cm. 1.6 × 106 to 100 × 106 ohm - cm. 0.01 to 50 ohm - cm. 109 to 1012 ohm - cm. 1000 to 1500 ohm - cm. 1.6 × 106 to 100 × 106 ohm - cm. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Among the options which metal has the highest electrical conductivity? Steel. Stranded aluminium. Aluminium. Copper. Steel. Stranded aluminium. Aluminium. Copper. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits VRN, VYN and VBN are three phase voltage of a balanced three phase system. If VRN = 200∠30o V and VBN = 200∠- 90o V, then phase sequence of the system is BRY. RYB. RBY. YRB. BRY. RYB. RBY. YRB. ANSWER DOWNLOAD EXAMIANS APP
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