Subject Repository
Electrical Engineering Mcqs
Showing 1941 – 1960 of 3,699 verified multiple choice questions with answers and explanations.
Q1942NTS / FPSC / PPSC
A potential of 400 V is applied to a capacitor, the plates of which are 4 mm apart. The strength of electric field is___________?
Q1943NTS / FPSC / PPSC
What will happen to an insulating medium if voltage more than the breakdown voltage is applied on it__________ ?
Q1945NTS / FPSC / PPSC
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
Q1946NTS / FPSC / PPSC
at a point may be defined as equal to the lines of force passing normally through a unit cross section at that point ?
Q1947NTS / FPSC / PPSC
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____________?
Q1948NTS / FPSC / PPSC
capacitors are used for audio frequency and radio frequency coupling and tuning ?
Q1949NTS / FPSC / PPSC
The units of volume charge density are___________?
Q1950NTS / FPSC / PPSC
Which of the following capacitors will have the least value of breakdown voltage________ ?
Q1951NTS / FPSC / PPSC
Which capacitor will be physically smaller for the same ratings ___________?
Q1952NTS / FPSC / PPSC
A mica capacitor and a ceramic capacitor both have the same physical dimensions. Which will have more value of capacitance _______?
Q1953NTS / FPSC / PPSC
The capacity of capacitor bank used in power factor correction is expressed in terms of____________?
Q1954NTS / FPSC / PPSC
The relative permittivity of free space is given by__________?
Q1957NTS / FPSC / PPSC