Electric Circuits Two resistances R1 and R2 give combined resistances 4.5 Ω and 1 Ω when they are connected in series and parallel respectively. What would be the values of these resistances? 3 Ω and 6 Ω. 6 Ω and 9 Ω. 1.5 Ω and 3 Ω. 3 Ω and 9 Ω. 3 Ω and 6 Ω. 6 Ω and 9 Ω. 1.5 Ω and 3 Ω. 3 Ω and 9 Ω. 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 0.064 Ω. 0.128 Ω. 0.032 Ω. 0.016 Ω. 0.064 Ω. 0.128 Ω. 0.032 Ω. 0.016 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits KCL works on the principle of which of the following law of conservation of energy. law of conservation of charge. both. None of these law of conservation of energy. law of conservation of charge. both. None of these ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A rectangular magnet of magnetic moment M is cut into two pieces of same length. The magnetic moment of each piece will be M / L. 2 M. M / 2. M. M / L. 2 M. M / 2. M. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A parallel plate capacitor has a capacitance of C farad. It area of the plates is doubled and the distance between them is half, the capacitance of the capacitor is 4C Farad. C Farad. 16C Farad. 2C Farad. 4C Farad. C Farad. 16C Farad. 2C Farad. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 230V, 50Hz voltage is applied to a coil having L = 5H and R = 2 Ohm in series with capacitance C. When the voltage across the coil is 400V, find the value of C? 4.78 µF. 1.8 µF. 10.54 µF. 8.51 µF. 4.78 µF. 1.8 µF. 10.54 µF. 8.51 µF. ANSWER DOWNLOAD EXAMIANS APP
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