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 16C Farad. 4C Farad. C Farad. 2C Farad. 16C Farad. 4C Farad. C Farad. 2C Farad. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The voltage across the 1kΩ resistor between the nodes A and B of the network shown in the given figure is 2 V. -2 V. -1 V. 1 V. 2 V. -2 V. -1 V. 1 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Four bulbs of 40 W each are connected in series with a battery across them, which of the following statement is true? The power dissipation in each bulb is not same. The voltage across each bulb is not same. None of these The current through each bulb is same. The power dissipation in each bulb is not same. The voltage across each bulb is not same. None of these The current through each bulb is same. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The mass of a neutron of atom is 1.672 × 10 - 26 Kg. 1.675 × 10 - 27 Kg. 1.602 × 10 - 19 Kg. 1.609 × 10 - 31 Kg. 1.672 × 10 - 26 Kg. 1.675 × 10 - 27 Kg. 1.602 × 10 - 19 Kg. 1.609 × 10 - 31 Kg. ANSWER DOWNLOAD EXAMIANS APP
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? 1.5 Ω and 3 Ω. 3 Ω and 9 Ω. 6 Ω and 9 Ω. 3 Ω and 6 Ω. 1.5 Ω and 3 Ω. 3 Ω and 9 Ω. 6 Ω and 9 Ω. 3 Ω and 6 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 2m long conductor, carries a current of 50 A at a magnetic field of 100 × 10 − 3 T. The force on the conductor is 100 N. 10 N. 1000 N. 10000 N. 100 N. 10 N. 1000 N. 10000 N. ANSWER DOWNLOAD EXAMIANS APP
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