A thermistor has_____________?

Related Mcqs:

1. Power dissipation in ideal inductor is

   A. Maximum
   B. Minimum
   C. Zero
   D. A finite value

2. Which quantity consists of a unit 1KWh ?

   A. Energy
   B. Time
   C. Power
   D. Charge

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

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

4. A current of 16 amperes divides between two branches in parallel of resistances 8 ohms and 12 ohms respectively. The current in each branch is_____________?

   A. 6.4 A, 6.9 A
   B. 6.4 A, 9.6 A
   C. 4.6 A, 6.9 A
   D. 4.6 A, 9.6 A

5. Varistors are______________?

   A. insulators
   B. non-linear resistors
   C. carbon resistors
   D. resistors with zero temperature coefficient

6. The minimum charge on an ion is______________?

   A. equal to the atomic number of the atom
   B. equal to the charge of an electron
   C. equal to the charge of the number of electrons in an atom (#) zero

7. Electric current passing through the circuit produces_____________?

   A. magnetic effect
   B. luminous effect
   C. thermal effect
   D. chemical effect
   E. all above effects

8. Bulbs in street lighting are all connected in_____________?

   A. parallel
   B. series
   C. series-parallel
   D. end-to-end

9. A nichrome wire used as a heater coil has the resistance of 2 £2/m. For a heater of 1 kW at 200 V, the length of wire required will be_____________?

   A. 80 m
   B. 60 m
   C. 40 m
   D. 20 m

10. 1 angstrom is equal to______________?

    A. 10-8 mm
    B. 10″6 cm
    C. 10″10 m
    D. 10~14 m