Electric Circuits Ceq of two capacitors connected in series is given by C1 = C2. C1 C2 / (C1 + C2). C1 + C2. C1C2. C1 = C2. C1 C2 / (C1 + C2). C1 + C2. C1C2. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The resistance of a conductor of diameter d and length l is R Ω. If the diameter of the conductor is halved and its length is doubled, the resistance will be 2R Ω 8R Ω 4R Ω R Ω 2R Ω 8R Ω 4R Ω R Ω ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is the SI unit of electric current ? Faraday. None of these Ohm. Ampere. Faraday. None of these Ohm. Ampere. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits For balanced star load, if unbalanced line current are IR, IY, IB equal to - j10, - j10 and - j20 respectively, the neutral current will be equal to (8.66 - j5) A. (-8.66 - j5) A. (-9.66 + j5) A. (8.66 + j5) A. (8.66 - j5) A. (-8.66 - j5) A. (-9.66 + j5) A. (8.66 + j5) A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Three resistances have the following ratings 150 Ω at 5 %, 100 Ω at 5 % and 200 Ω at 5 % respectively. The percentage error when all the three are connected in series will be + 6 %. + 5 %. + 8 %. + 7 %. + 6 %. + 5 %. + 8 %. + 7 %. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Three resistors of 4 ohm, 6 ohm and 8 ohm are in parallel. In which resistor, power dissipation will be maximum 8 Ohm. equal in all resistors. 6 Ohm. 4 Ohm. 8 Ohm. equal in all resistors. 6 Ohm. 4 Ohm. ANSWER DOWNLOAD EXAMIANS APP