Electric Circuits A 100 μF capacitor supplied from 3 V source with a frequency of 50 Hz. The capacitive reactance is 15.92 Ω. 7.96 Ω. 63.68 Ω. 31.84 Ω. 15.92 Ω. 7.96 Ω. 63.68 Ω. 31.84 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The unit of electric displacement vector is C/m. C/m2. Ampere-m. C - m. C/m. C/m2. Ampere-m. C - m. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In the circuit shown in the figure, the value of Vs is 0, when I = 4 A. The value of I, when Vs = 16 V, is 6 A. 10 A. 8 A. 12 A. 6 A. 10 A. 8 A. 12 A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 20 μF capacitor and 200 W, 220 V lamp is connected in series across a 220 V alternating supply. In which frequency of the supply the lamp will glow dimmest? 100 Hz. 1 Hz. 1000 Hz. 10 Hz. 100 Hz. 1 Hz. 1000 Hz. 10 Hz. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is called a cycle in case of AC operation ? Option A and C both. When ac goes through a complete (+)ve to (-)ve, is called a cycle. When ac completes the (+)ve half, is called a cycle. When an alternating quantity completes the (–)ve cycle, is called a cycle. Option A and C both. When ac goes through a complete (+)ve to (-)ve, is called a cycle. When ac completes the (+)ve half, is called a cycle. When an alternating quantity completes the (–)ve cycle, is called a cycle. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Final value theorem is not applicable for which of the following? unstable systems Both 2 and 3 stable systems marginally stable systems unstable systems Both 2 and 3 stable systems marginally stable systems ANSWER DOWNLOAD EXAMIANS APP