Electric Circuits If the sheet of a backelite is inserted between the plates of an air capacitor, the capacitance will remains unchanged. increase. decrease. becomes zero. remains unchanged. increase. decrease. becomes zero. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Kirchhoff's second law is based on law of conservation of mass. charge. energy. momentum. mass. charge. energy. momentum. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The efficiency in case of maximum power transfer theorem is 50 %. less than 50 %. 100 %. 50 % - 100 %. 50 %. less than 50 %. 100 %. 50 % - 100 %. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Two battery having unequal emf cannot be connected in series. cannot be connected in parallel. both a and d can be connected in series only. cannot be connected in series. cannot be connected in parallel. both a and d can be connected in series only. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is time period T? Time taken by an alternating quantity to complete the (+)ve half. Time taken by an alternating quantity to reach the peak value. Time taken by an alternating quantity to complete the (-)ve half. Time taken by an alternating quantity to complete one full cycle. Time taken by an alternating quantity to complete the (+)ve half. Time taken by an alternating quantity to reach the peak value. Time taken by an alternating quantity to complete the (-)ve half. Time taken by an alternating quantity to complete one full cycle. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In delta connected circuit when one resistor is open, then power will be increased by factor of 3. remain unchanged. 0. reduced by the factor of 3. increased by factor of 3. remain unchanged. 0. reduced by the factor of 3. ANSWER DOWNLOAD EXAMIANS APP