Electric Circuits In a capacitor, the electrical energy is stored in both ‘electric field’ and magnetic field’. magnetic field. electric field. none of above. both ‘electric field’ and magnetic field’. magnetic field. electric field. none of above. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The absolute charge of an electron is 1.6 × 10-19 C. + 1.6 × 10-19 C. - 1.6 × 10-19 C. none of above. 1.6 × 10-19 C. + 1.6 × 10-19 C. - 1.6 × 10-19 C. none of above. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits An alternating voltage = 140 sinθ is supplied to a device which offers a resistance of 20 Ω in forward direction of current in reverse direction. Calculate the form factor. 1.414. 0.57. 1.11. 0.318. 1.414. 0.57. 1.11. 0.318. 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 εr. 0. F. εr/F. F εr. 0. F. εr/F. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Third pin of a 3 pin plug is thicker and longer for protection purpose. for designing purpose. none of these. all pins are of same size. for protection purpose. for designing purpose. none of these. all pins are of same size. 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 (-9.66 + j5) A. (-8.66 - j5) A. (8.66 - j5) A. (8.66 + j5) A. (-9.66 + j5) A. (-8.66 - j5) A. (8.66 - j5) A. (8.66 + j5) A. ANSWER DOWNLOAD EXAMIANS APP
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