Circuit which gives continuously varying potential is called _______________________?

Related Mcqs:

1. A moving coil galvanometer of resistance 100? gives half scale deflection for a current of 20mA. What will be the potential difference across it ?

   A. 4 volt B. 5 volt C. 2 volt D. 0.4 volt...

2. When a pure inductor of inductance L and a pure capacitor of capacitance C are connected in parallel to a sinusoidal potential difference V the potential difference across both L & C will be_______________?

   A. Same B. Different C. At L will be more than at C D. At L will be less than at C...

3. If capacitance of L-C circuit is made four times then frequency of the circuit becomes___________________?

   A. Twice B. One half C. Four times D. None...

4. An A.C series circuit containing 4Ω resistance and 3Ω inductive reactance. The impedance of the circuit is______________?

   A. 1Ω B. 5Ω C. 7Ω D. 7Ω...

5. Geothermal energy is a _______________________ source of energy?

   A. non-renewable B. stable C. renewable D. none of the above...

6. In the following figure, the terminal potential is ___________________ ?

   A. zero B. 2V C. 12V D. 36V...

7. Why should a resistance be introduced in a circuit in series deliberately ?

   A. to increase current B. to decrease current C. to control current D. just to give a good look to circuit...

8. A fuse is placed in series with the circuit to protect against__________________?

   A. high power B. high voltage C. high current D. over heating...

9. A convex lens gives a virtual image only when the objects lies_________________?

   A. between principal focus and center of curvature B. beyond 2 f C. at the principal focus D. between principal focus and optical center...

10. If the velocity-time graph gives a parabolic curve then body posses______?

    A. Variable acceleration B. Constant acceleration C. Zero acceleration D. All of these Submitted by: Zahid Jagirani...