Quiz : ITI Instructor previous questions

by eees.in · Published June 11, 2020 · Updated August 23, 2020

 

#1. Solder is a special mixture of…?

copper & lead

tin & lead

copper & tin

tin & flux

#2. Good conductor of electricity is….?

copper

silver

iron

aluminium

#3. Thermocouple is based on….?

Joule's

none of the above

Seebeck effect

Thomson

#4. The energy capacity of storage battery is rated in….?

joules

ampere hours

kW

kWh

#5. The power factor of ordinary electric bulb is…?

slightly more than one

slightly less than one

zero

one

#6. Unit of inductive reactance is….?

hentry

weber

ohm

milli hentry

#7. The rms value of a sine wave is 100A. Its peak value is…?

171 A

141 A

200 A

100 A

#8. Form factor of a half rectified sine wave is…?

1.41

1

1.571

1.11

#9. Which of the motor is not self starting?

DC series motor

DC shunt motor

universal motor

Single phase induction motor

#10. What should be the height of a single pole switch?

1.5 m

1 m

2 m

3 m

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