Electric Circuits Whenever current is supplied by a source its terminal voltage increases exponentially. decreases. increases. remains constant. increases exponentially. decreases. increases. remains constant. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The greater the internal resistance of a cell the lesser the terminal voltage. the greater the terminal voltage. the greater the emf. the lesser the emf. the lesser the terminal voltage. the greater the terminal voltage. the greater the emf. the lesser the emf. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A wire 2.5 m long is bent into a square. An current of 100 A flowing through the wire will produce a magnetizing force at the center of the square, equal to 222 AT / m. 144 AT / m. 72 AT / m. 196 AT / m. 222 AT / m. 144 AT / m. 72 AT / m. 196 AT / m. 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 30 Ω. 20 Ω. 15 Ω. 40 Ω. 30 Ω. 20 Ω. 15 Ω. 40 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If a pure inductor is connected across the ac source, the average power taken by the inductor is zero watt. maximum power. a few watt. 100 watt. zero watt. maximum power. a few watt. 100 watt. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A coil of negligible resistance has an induction of 100 mH. The current passing through the coil changes from 2 A to 4 A at a uniform rate in 0.1 sec the voltage across the coil during this time would be __________ V. 8 50 36 2 8 50 36 2 ANSWER DOWNLOAD EXAMIANS APP
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