A capacitance is a circuit component that opposes the change in circuit__________?

Related Mcqs:

1. What is the value of capacitance that must be connected in parallel with 50 pF condenser to make an equivalent capacitance of 150 pF ?

   A. 50 pF
   B. 100 pF
   C. 150 pF
   D. 200 pF

2. The capacitance C is charged through a resistance R. The time constant of the charging circuit is given by__________?

   A. CIR
   B. 1/RC
   C. RC
   D. RIC

3. A capacitance of 100 fiF is connected in series with a resistance of 8000 £2. The time constant of the circuit is______________?

   A. 0.2 s
   B. 0.4 s
   C. 0.6 s
   D. 0.8 s

4. If A.C. voltage is applied to capacitive circuit, the alternating current can flow in the circuit because__________________?

   A. varying voltage produces the charging and dicharging currents
   B. of high peak value
   C. charging current can flow
   D. discharge current can flow

5. A capacitor stores 0.24 coulombs at 10 volts. Its capacitance is___________?

   A. 0.024 F
   B. 0.12 F
   C. 0.6 F
   D. 0.8 F

6. 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

7. The units of capacitance are____________?

   A. volts/coulomb
   B. coulombs/volt
   C. ohms
   D. henry/Wb

8. The capacitance of a capacitor is not affected by____________?

   A. distance between plates
   B. area of plates
   C. thickness of plates
   D. all of the above

9. The inverse of capacitance is called_______________?

   A. reluctance
   B. conductance
   C. susceptance
   D. elastance

10. Equivalent capacitance is greater than individual capacitances in_____________?

    A. series combination
    B. parallel combination
    C. both series and parallel combinations
    D. none of above