Electric Circuits Which quantity should be measured by the voltmeter ? Current Power Speed Voltage Current Power Speed Voltage 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 Internal resistance of ideal current source is infinite zero 100 ohms finite infinite zero 100 ohms finite ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits For a band pass filter, cut off frequency of the low pass filter should be ___ of the high pass filter? less than All of these greater than equals to less than All of these greater than equals to ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A constant current source supplies a electric current of 300 mA to a load of 1 KΩ. When the load changed to 100 Ω, the load current will be 100 mA. 3 A. 30 mA. 300 mA. 100 mA. 3 A. 30 mA. 300 mA. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits When AC flows through a pure capacitance then the current is in phase with emf. leads the emf by 90o. lags the emf by 90o. leads the emf by - 90o. is in phase with emf. leads the emf by 90o. lags the emf by 90o. leads the emf by - 90o. ANSWER DOWNLOAD EXAMIANS APP