All of the following are equivalent to watt except_____________?

Related Mcqs:

1. Which of the following quantities consists of SI unit as WATT ?

   A. Force
   B. Charge
   C. Current
   D. Power

2.  If P is the power of a star connected system then what will be power of an equivalent delta connected system?

   A. P
   B. 3P
   C. P/3
   D. None of the above

   Updated by: muhammad rahim

3. Which of the following are the passive elements?

   A. Resistor
   B. Bulb
   C. Both
   D. None of these.

4. Out of the following which is not a poor conductor__________?

   A. Cast iron
   B. Copper
   C. Carbon
   D. Tungsten

5. Which of the following statement is true both for a series and a parallel D. C. circuit?

   A. Elements have individual currents
   B. Currents are additive
   C. Voltages are additive
   D. Power are additive

6. Which of the following materials has a negative temperature co-efficient of resistance?

   A. Copper
   B. Aluminum
   C. Carbon
   D. Brass

7. Which one of the following does not have negative temperature co-efficient ____________?

   A. Aluminium
   B. Paper
   C. Rubber
   D. Mica

8. Whether circuit may be AC. or D. C. one, following is most effective in reducing the magnitude of the current?

   A. Reactor
   B. Capacitor
   C. Inductor
   D. Resistor

9. Which of the following statement is correct_______________?

   A. A semi-conductor is a material whose conductivity is same as between that of a conductor and an insulator
   B. A semi-conductor is a material which has conductivity having average value of conductivity of metal and insulator
   C. A semi-conductor is one which con¬ducts only half of the applied voltage
   D. A semi-conductor is a material made of alternate layers of conducting material and insulator

10. Which of the following can have negative temperature coefficient _____________?

    A. Compounds of silver
    B. Liquid metals
    C. Metallic alloys
    D. Electrolytes