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

Related Mcqs:

For making a capacitor, it is better to select a dielectric having___________?

A. low permittivity B. high permittivity C. permittivity same as that of air D. permittivity slightly more than that of air...

“The total electric flux through any closed surface surrounding charges is equal to the amount oflcharge enclosed”. The above statement is associated with____________?

A. Coulomb’s square law B. Gauss’s law C. Maxwell’s first law D. Maxwell’s second law...

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________________?

A. 5 times smaller than before B. 5 times greater than before C. 10 times greater than before D. 25 times larger than before...

The time constant of an R-C circuit is defined as the time during which capacitor charging voltage actually rises to _________ percent of its value

A. 37, initial B. 62, initial C. 62, final D. 37, final...

Dielectric constant for mica is nearly_____________?

A. 200 B. 100 C. 3 to 8 D. 1 to 2...