Iti Electrician 1st Year Objective Question And Answer

Electrician Theory 1st Year Objective Question paper 2023

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Objective Question and Answer’s :-

1- Which method of soldering is used for quantity production and for tinning work?
(a) Dip soldering
(b) Soldering with a flame
(c) Soldering with soldering iron
(d) Soldering with soldering gun

2- Which type of fault of U.G Cable can be located by this loop test?
(a) Ground fault
(b) Short circuit fault
(c) Open circuit fault
(d) Weak insulation fault

3- Which cable laying method is used in generating station?
(a) In ducts
(b) Racks in air
(c) Along buildings
(d) Direct in ground

4- What is the effect of electric current on neon lamp?
(a) Heating effect
(b) Magnetic effect
(c) Chemical effect
(d) Gas ionization effect

5- What is the unit of insulation resistance?
(a) Ohm
(b) Kilo ohm
(c) Milli ohm
(d) Mega ohm

6- What is the effect on molten solder due to repeated melting?
(a) Tin content reduced
(b) Lead content reduced
(c) Prevent slug formation
(d) Uneven flowing in joints

7- What will happen to PVC insulation in cable carries excess current continuously for long period?
(a) Voltage drop increases
(b) Voltage drop decreases
(C) Insulation resistance increases
(d) Insulation resistance decreases

8- Which method of cable laying is suitable for congested areas?
(a) Racks in air
(b) Duct pipes
(c) Along buildings
(d) Direct in ground

9- What is the name of the part marked X in UG cables?
(a) Serving
(b) Bedding
(c) Armouring
(d) Lead sheath

10- What is the fault of U.G cable identified in the circuit?
(a) Ground fault
(b) Short circuit fault
(c) Open circuit fault
(d) Weak insulation fault

11- Which part of the underground cable is protecting the metallic sheath against corrosion?
(a) Serving
(b) Bedding
(c) Armouring
(d) Lead sheath

12- Which type of wire joint is found in the junction box?
(a) Aerial tap joint
(b) Plain tap joint
(c) Rat tail joint
(d) Married joint

13- What is the name of the joint?
(a) Married joint
(b) Scarfed joint
(c) Western union joint
(d) Britannia straight joint

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Electrician Theory 1st Year Objective Question paper 2023

Objective Question and Answer’s :-

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