Electric Circuits A capacitor has a capacitance of 6 μF. Calculate the stored energy in it if a DC voltage of 100 V, is applied across it? 2.5 × 102 joules. 6 × 102 joules. 3 × 102 joules. 4 × 102 joules. 2.5 × 102 joules. 6 × 102 joules. 3 × 102 joules. 4 × 102 joules. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A variable capacitance is one whose capacitance changes with voltage. changes with temperature. can be changed manually or by mechanical force. changes with time. changes with voltage. changes with temperature. can be changed manually or by mechanical force. changes with time. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The resistance of 200 W, 200 V lamp is 200 Ω. 800 Ω. 400 Ω. 100 Ω. 200 Ω. 800 Ω. 400 Ω. 100 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A series circuit consists of R = 20 Ω, L = 20 mH, and AC supply 60 V with f = 100 Hz. The voltage drop across R is 24.4 V . 50.8 V. 30.6 V. 40.8 V. 24.4 V . 50.8 V. 30.6 V. 40.8 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits To obtain a high value of capacitance, the permittivity of dielectric medium should be zero high unity low zero high unity low ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Poles and zeros are arranged alternatively on imaginary axis, then type of network is? LC network Any of the above RC network RL network LC network Any of the above RC network RL network ANSWER DOWNLOAD EXAMIANS APP
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