Electric Circuits Which of the following is not equivalent to watts? Joules per second. Ampere2 – Ohm. Amperes/volt. Ampere-volts. Joules per second. Ampere2 – Ohm. Amperes/volt. Ampere-volts. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If the practical units of voltage and current wave each made 20 times as large as they are at present, what would be the consequent alternation in the size of the unit of capacitance? 200 times. 60 times. Nil. 20 times. 200 times. 60 times. Nil. 20 times. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following quantities consists of SI unit as WATT ? Charge Power Current Force Charge Power Current Force ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The breakdown voltage for paper capacitor is usually 20 to 60 volts. 200 to 1600 volts. more than 10000 volts. 2000 to 3000 volts. 20 to 60 volts. 200 to 1600 volts. more than 10000 volts. 2000 to 3000 volts. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits 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. 6 Ω. 4 / 3 Ω. 3 / 2 Ω. 3 / 4 Ω. 6 Ω. 4 / 3 Ω. 3 / 2 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A parallel plate capacitor with air as dielectric, force between plate is F. If capacitor is now immersed water of dielectric εr, force between plate will be – F. F εr. 0. εr/F. F. F εr. 0. εr/F. ANSWER DOWNLOAD EXAMIANS APP
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