Wireman – Semester 3, Module 2 - Electrical Appliances

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Common for Wireman Trade 2nd Year

NAME *

NAME OF THE ITI *

MOBILE NUMBER *

1: Which material is used for heating coil of electric heater? *

2 points

A : Copper

B : Nichrome

C : Silver

D : Brass

2: What is the part marked as X? *

2 points

A : Bowl reflector

B : Heating element

C : Insulator

D : Switch

3 : How many number of pins are in the chord wire of automatic electric iron? *

2 points

A : 1

B : 2

C : 3

D : 4

4: Which is the additional part used in automatic iron compared to non automatic iron? *

2 points

A : Heal plate

B : Pressure plate

C : Chord wire

D : Thermostat

5 : What is the function of thermostat in automatic electric iron? *

2 points

A : To control the temperature

B : To transfer heat

C : To fix the element

D : To hold electric iron

6 : What is the range of speed in a food mixer? *

2 points

A : 300-600rpm

B : 550-900rpm

C : 1000-2000rpm

D : 3000-14000rpm

7: What is the minimum value of insulation resistance of chord wire in a food mixer? *

2 points

A : 1 mega ohm

B : 500 ohm

C : 100 mega ohm

D : 1 ohm

8 : What is the function of rotary switch in food mixer? *

2 points

A : Over load protection

B : To reverse rotation

C : Over current Protection

D : Speed selection

9 : How many windings are in a ceiling fan? *

2 points

A : 4

B : 3

C : 2

D : 1

10: Which type of bearing is used in table fan? *

2 points

A : Sleeve bearings

B : Ball bearings

C : Roller bearings

D : Needle bearings

11 : Which type of motor is used in ceiling fan? *

2 points

A : Permanent capacitor motor

B : Capacitor start induction run motor

C : Universal motor

D : Repulsion motor

12: Which washing machine, water is propelled up wards? *

2 points

A : Agitator wash

B : Pulsator wash

C : Air power wash

D : Chaos punch wash

13 : Which type of washing machine is fitted with concave shaped disc? *

2 points

A : Air wash

B : Agitator wash

C : Pulsator wash

D : Chaos punch wash

14: Which electrical effect gang type electric bell works? *

2 points

A : Heating effect

B : Magnetic effect

C : Chemical effect

D : X ray effect

15 : Which device is used in annunciator panel? *

2 points

A : Buzzer

B : LED

C : Hooter

D : Loud speaker

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