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 1.2 k Ω. 7.2 k Ω. 3.6 k Ω. 2.4 k Ω. 1.2 k Ω. 7.2 k Ω. 3.6 k Ω. 2.4 k Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Internal resistance of ideal current source is 100 ohms finite infinite zero 100 ohms finite infinite zero 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? 1.8 µF. 4.78 µF. 10.54 µF. 8.51 µF. 1.8 µF. 4.78 µF. 10.54 µF. 8.51 µF. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If the practical units of voltage and current wave each made 20 times as large as they are at present, what would be the consequent alternation in the size of the unit of capacitance? 200 times. 60 times. 20 times. Nil. 200 times. 60 times. 20 times. Nil. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A delta connection contains three equal impedance of 60 Ω. The impedance of the equivalent star connection for each star load will be 20 Ω. 40 Ω. 15 Ω. 30 Ω. 20 Ω. 40 Ω. 15 Ω. 30 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following is the heaviest? Atom. Proton. Electron. Molecule. Atom. Proton. Electron. Molecule. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS