Electric Circuits In the circuit shown in the figure the voltage across the 2 Ω resistor is 3 V. 4 V. 2 V. 1 V. 3 V. 4 V. 2 V. 1 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A wire of resistance R has it length and cross - section both doubled. Its resistance will become 0.5R. R. 2R. 4R. 0.5R. R. 2R. 4R. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Find the total power absorbed by the resistor in the given circuit. 6 W. 30 W. 24 W. 12 W. 6 W. 30 W. 24 W. 12 W. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The hot resistance of a tungsten lamp is about 10 times the cold resistance. Accordingly, cold resistance of a 100 W, 200 V lamp will be 4 Ω. 400 Ω. 800 Ω. 40 Ω. 4 Ω. 400 Ω. 800 Ω. 40 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If conductance increases as temperature increases it is called as .......... both 1 and 2. negative co-efficient. positive co-efficient. None of these both 1 and 2. negative co-efficient. positive co-efficient. None of these ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Silver coating is provided for bearing surfaces. decorative purpose. protective purpose. all of above. bearing surfaces. decorative purpose. protective purpose. all of above. ANSWER DOWNLOAD EXAMIANS APP
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