Q.1
If a 6 (iF capacitor is charged toV, the charge in coulombs will be
  • 800 uC
  • 900 uC
  • 1200 uC
  • 1600 uC
Q.2
The ability of charged bodies to exert force on 6ne another isattributed to the existence of
  • electrons
  • protons
  • neutrons
  • electric field
Q.3
The electric field intensity at a point situated 4 metres from a pointcharge isN/C. If the distance is reduced to 2 metres, the field intensity will be
  • 400 N/C
  • 600 N/C
  • 800 N/C
  • 1200 N/C
Q.4
The direction of electric field due +0 positive charge is .
  • away from the charge
  • towards the charge
  • both (a) and (b)
  • none of the above
Q.5
A field line and an equipotential surface are
  • always parallel
  • always at 90°
  • inclined at any angle 0
  • none of the above
Q.6
"The total electric flux through any closed surface surrounding charges is equal to the amount oflcharge enclosed". The above statement is associated with
  • Coulomb's square law
  • Gauss's law
  • Maxwell's first law
  • Maxwell's second law
Q.7
If the sheet of a bakelite is inserted between the plates of an air capacitor, the capacitance will
  • decrease
  • increase
  • remains unchanged
  • become zero
Q.8
Three capacitors each of the capacity C are given. The resultant capacity 2/3 C can be obtained by using them
  • all in series
  • all in parallel
  • two in parallel and third in series with this combination
  • two in series and third in parallel across this combination
Q.9
If threeuF capacitors are connected in parallel, the net capacitance is
  • 20 uF
  • 30 uE
  • 40 uF
  • 50 uF
Q.10
The units of capacitance area
  • volts/coulomb
  • coulombs/volt
  • ohms
  • henry/Wb
0 h : 0 m : 1 s