Electric Circuits The resistivity of semi-conductors at room temperatures is 109 to 1012 ohm - cm. 0.01 to 50 ohm - cm. 1.6 × 106 to 100 × 106 ohm - cm. 1000 to 1500 ohm - cm. 109 to 1012 ohm - cm. 0.01 to 50 ohm - cm. 1.6 × 106 to 100 × 106 ohm - cm. 1000 to 1500 ohm - cm. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The coils having self inductor of 10 mH and 15 mH have an effective inductor of 40 mH, when connected in series aiding. What will be the equivalent inductor if we connect them in series opposing 10 mH. 20 mH. 0 mH. 5 mH. 10 mH. 20 mH. 0 mH. 5 mH. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In a capacitor, the electrical energy is stored in electric field. none of above. both ‘electric field’ and magnetic field’. magnetic field. electric field. none of above. both ‘electric field’ and magnetic field’. magnetic field. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits You have to replace 1500 Ω resistor in radio. You have no 1500 Ω resistor but have several 1000 Ω ones which you would connect two in parallel. two in parallel and one in series. three in series. three in parallel. two in parallel. two in parallel and one in series. three in series. three in parallel. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In the figure given, the value of R is 10 Ω. 18 Ω. 24 Ω. 12 Ω. 10 Ω. 18 Ω. 24 Ω. 12 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is the value of charge of an electron? 1.6022 × 10-8 Coulomb 1.6022 × 10-27 Coulomb 1.6022 × 10-19 Coulomb 1.6022 × 10-7 Coulomb 1.6022 × 10-8 Coulomb 1.6022 × 10-27 Coulomb 1.6022 × 10-19 Coulomb 1.6022 × 10-7 Coulomb ANSWER DOWNLOAD EXAMIANS APP