The life of a lead acid battery is expected to be 6 months. 1 year. 10 to 15 years. 2 to 5 years. TRUE ANSWER : ? YOUR ANSWER : ?
Rms value is defined based on which of the following? Charge transfer Voltage Current Heating effect TRUE ANSWER : ? YOUR ANSWER : ?
In a series R, L circuit, voltage across resistor and inductor are 3 V and 4 V respectively, then what is the applied voltage? 7V 4V 5V 3V TRUE ANSWER : ? YOUR ANSWER : ?
While Thevenizing a circuit between two terminals, VTH is equal to short circuit terminal voltage. none of these. net voltage available in the circuit. open circuit terminal voltage . TRUE ANSWER : ? YOUR ANSWER : ?
In steady state condition capacitor acts as a open circuit current source short circuit voltage source TRUE ANSWER : ? YOUR ANSWER : ?
In the circuit shown in the figure the voltage across the 2 Ω resistor is 2 V. 1 V. 4 V. 3 V. TRUE ANSWER : ? YOUR ANSWER : ?
The resistance of a strip of copper of rectangular cross section is 2 Ω. A metal of resistivity twice that of a copper is coated on its upper surface to a thickness equal to that of copper strip. The resistance of composite strip will be 3 / 4 Ω. 3 / 2 Ω. 6 Ω. 4 / 3 Ω. TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following can not be connected in series unless they are identical? Voltage source. Resistance. Both of above. Current source. TRUE ANSWER : ? YOUR ANSWER : ?
A wire of resistance R has it length and cross - section both doubled. Its resistance will become 4R. R. 0.5R. 2R. TRUE ANSWER : ? YOUR ANSWER : ?
In the above question find the angle between voltage and current? 90. 60. 30. 54.74. TRUE ANSWER : ? YOUR ANSWER : ?