Electrostatic and Capacitance A positive and a negative charge are initially 50 mm apart. When they are moved close together so that they are now only 10 mm apart, the force between them will be 5 times smaller than before 10 times greater than before 5 times greater than before 25 times larger than before 5 times smaller than before 10 times greater than before 5 times greater than before 25 times larger than before ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance A 10 µF, 20 µF, 22 µF, and 100 µF capacitor are in parallel. The total capacitance is 100 µF 152 µF 2.43 µF 4.86 µF 100 µF 152 µF 2.43 µF 4.86 µF ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance The breakdown voltage for paper capacitors is usually 200 to 1600 volts more than 10000 volts 20 to 60 volts 2000 to 3000 volts 200 to 1600 volts more than 10000 volts 20 to 60 volts 2000 to 3000 volts ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance A mica capacitor and a ceramic capacitor both have the same physical dimensions. Which will have more value of capacitance ? Ceramic capacitor Mica capacitor It depends on applied voltage Both will have identical value of capacitance Ceramic capacitor Mica capacitor It depends on applied voltage Both will have identical value of capacitance ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance A single core cable used on 33000 V has conductor diameter 10 mm and the internal diameter of sheath 25 mm. The maximum electrostatic stress in the cable is 62 x 105 V/m 82 x 105 V/m 92 x 105 V/m 72 x 105 V/m 62 x 105 V/m 82 x 105 V/m 92 x 105 V/m 72 x 105 V/m ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance Electric field intensity is a quantity Vector quantity None of the listed here Both Vector & Scalar quantity Scalar quantity Vector quantity None of the listed here Both Vector & Scalar quantity Scalar quantity ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS