A. CV2
B. C2V
C. CV2
D. CV
Related Mcqs:
- 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 - Two plates of a parallel plate capacitor after being charged from a constant voltage source are separated apart by means of insulated handles, then the____________?
A. Voltage across the plates increases
B. voltage across the plates decreases
C. charge on the capacitor decreases
D. charge on the capacitor increases - 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 - Electric intensity at any point in an electric field is equal to the at that point?
A. electric flux
B. magnetic flux density
C. potential gradient
D. none of the above - In a capacitor the electric charge is stored in____________?
A. metal plates
B. dielectric
C. both (A) and (B)
D. none of the above - In a capacitor, the electric charge is stored in_________?
A. metal plates
B. dielectric
C. dielectric as well as metal plates
D. none of the above - A potential of 400 V is applied to a capacitor, the plates of which are 4 mm apart. The strength of electric field is___________?
A. 100 kV/m
B. 10 kV/m
C. 5 kV/m
D. 2 kV/m - In a charged capacitor the energy resides in________________?
A. magnetic hield
B. electric field
C. nuclear field
D. gravitational field - The electric field at a point situated at a distance d from straight charged conductor is____________?
A. proportional to d
B. inversely proportional to d
C. inversely proportional to d
D. none of the above - The electric field intensity at a point situated 4 meters from a point charge is 200 N/C. If the distance is reduced to 2 meters, the field intensity will be______________?
A. 400 N/C
B. 600 N/C
C. 800 N/C
D. 1200 N/C
