A. tubes
B. rolled foil
C. disc
D. meshed plates
Related Mcqs:
- While testing a capacitor with ohm meter, if the capacitor shows charging, but the final resistance reading is appreciably less than normal, it can be concluded that the capacitor is____________?
A. short-circuited
B. open circuited
C. alright
D. leaky - A mica capacitor and a ceramic capacitor both have the same physical dimensions. Which will have more value of capacitance _______?
A. Ceramic capacitor
B. Mica capacitor
C. Both will have identical value of capacitance
D. It depends on applied voltage - A capacitor having capacitance of 5 uF is charged to a potential difference of 10,000 V. The energy stored in the capacitor is__________?
A. 50 joules
B. 150 joules
C. 200 joules
D. 250 joules - A capacitor in a circuit became hot and ultimately exploded due to wrong connections, which type of capacitor it could be ?
A. Paper capacitor
B. Ceramic capacitor
C. Electrolytic capacitor
D. Any-of the above - A 5 μF capacitor has a potential difference across its plates of 200 volts. The charge on the capacitor is____________?
A. 2.5 x 10-8 C
B. 10-5 C
C. 103 C
D. 4 x 103 C - When 4 volts e.m.f. is applied across a 1 farad capacitor, it will store energy of_____________?
A. 2 joules
B. 4 joules
C. 6 joules
D. 8 joules - A capacitor consists of_____________?
A. two insulators separated by a conductor
B. two conductors separated by an insulator
C. two insulators only
D. two conductors only - Paper capacitors usually have a tolerance of___________?
A. ± 5%
B. ± 10%
C. ± 15%
D. ± 20% - If the sheet of a bakelite is inserted between the plates of an air capacitor, the capacitance will__________?
A. decrease
B. increase
C. remains unchanged
D. become zero - In the case of a lossy capacitor, its series equivalent resistance value will be_______________?
A. small
B. very small
C. large
D. zero