A. 37, initial
B. 62, initial
C. 37, final
A. disc
B. meshed plates
C. tubes
A. CV
C. C2V
D. CV2
A. 10 times greater than before
B. 5 times greater than before
C. 5 times smaller than before
A. volts
C. kVA
D. kW
A. 1200 N/C
B. 400 N/C
C. 600 N/C
B. AC. only
C. both D.C. as well as A.C.
A. show high resistance momentarily and then a very low resistance
C. not move at all
D. go quickly to 50 ohm approximately and remain there
A. be in unstable equilibrium
B. move out of the field of influence of the two charges
D. not be in equilibrium
B. none of the above
C. always parallel
D. inclined at any angle 0
A. decreases then increases
B. decreases
D. increases then decreases
A. Mica
B. Air
C. Paper
A. Neutrons
B. X-rays
C. Both glass rod and silk acquire a negative charge
A. 50 uF
C. 30 uF
D. 45 uF
A. remains same
B. half
D. double
A. 4
C. zero
D. 10
A. sheath
B. insulator
D. earth
A. shorter plate area and shorter distance between them
B. shorter plate area and higher applied voltage
D. larger plate area, longer distance between plates and higher,applied voltage
A. Faradays law
C. Kirchhoff s law
D. Lenzs law
A. no definite value exist
C. 9.1 x 109C
D. 3.2 x 10-19C
A. 200
B. 100
C. 1 to 2
B. First increases then decreases
C. Remains same
D. Decreases then increases
A. conductor
B. uniformly all over
C. outer sheath
A. Ceramic disc capacitor
C. None of the above
D. Paper capacitor
A. 0.6 F
B. 0.8 F
C. 0.12 F
A. 10 to 20 kV/mm
B. 30 to 50 kV/mm
D. 300 to 500 kV/mm
A. thickness of the capacitor plates
C. dinsity of the capacitor plates
D. voltage applied
A. opposite to the direction of force experienced by a unit positive charge
C. perpendicular to the direction of force experienced by a uit positive charge
D. any of above
A. satisfactory
B. charged
C. lossy
A. Paper capacitor
B. Air capacitor
A. Kirchhoff s laws
C. Faradays laws
D. none of the above
A. depends upon case
B. physically existing every where
C. physically existing near the charges
B. dielectric as well as metal plates
C. metal plates
Showing 151 to 183 of 183 mcqs