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. 0.016 Ω. 0.128 Ω. 0.032 Ω. 0.064 Ω. 0.016 Ω. 0.128 Ω. 0.032 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The resistivity of the conductor depends on length of the conductor. type of material. none of these. area of the conductor. length of the conductor. type of material. none of these. area of the conductor. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 35 V source is connected to a series circuit of 600 Ω and R as shown. If a voltmeter of internal resistance 1.2 kΩ is connected across 600 Ω resistor, it reads 5 V. The value of R is 3.6 k Ω. 7.2 k Ω. 1.2 k Ω. 2.4 k Ω. 3.6 k Ω. 7.2 k Ω. 1.2 k Ω. 2.4 k Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Internal heating of a capacitor is usually attributed to leakage resistance. electron movement. plate vibration. dielectric charge. leakage resistance. electron movement. plate vibration. dielectric charge. 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 current through each bulb is same. The voltage across each bulb is not same. None of these The power dissipation in each bulb is not same. The current through each bulb is same. The voltage across each bulb is not same. None of these The power dissipation in each bulb is not same. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Reactive power drawn by a pure resistor is None of these maximum minimum 0 None of these maximum minimum 0 ANSWER DOWNLOAD EXAMIANS APP
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