Electrostatic and Capacitance Which of the following capacitors is polarized? Mica Plastic-film Ceramic Electrolytic Mica Plastic-film Ceramic Electrolytic ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance Capacitance increases with Increase in plate area and distance between the plates Increase in plate area and decrease in distance between the plates Reduction in plate area and distance between the plates Decrease in plate area and value of applied voltage Increase in plate area and distance between the plates Increase in plate area and decrease in distance between the plates Reduction in plate area and distance between the plates Decrease in plate area and value of applied voltage ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance Electric displacement is a______quantity. Vector quantity None of the listed here Scalar quantity Both scalar & vector Vector quantity None of the listed here Scalar quantity Both scalar & vector ANSWER DOWNLOAD EXAMIANS APP
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 greater than before 5 times smaller than before 25 times larger than before 10 times greater than before 5 times greater than before 5 times smaller than before 25 times larger than before 10 times greater than before ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance The time constant and R-C circuit may also be defined as the time during which the charging current falls to ______ percent of its initial maximum value 37 54 45 42 37 54 45 42 ANSWER DOWNLOAD EXAMIANS APP
Electrostatic and Capacitance For which of the following parameter variation, the capacitance of the capacitor remains unaffected ? Area of the plates Thickness of the plates Distance between plates Nature of dielectric Area of the plates Thickness of the plates Distance between plates Nature of dielectric ANSWER DOWNLOAD EXAMIANS APP