Question 1

which of the following track is electrified

Accepted Answer

A) delhi-bombay 
B) delhi-madras 
C) delhi-howrah 
D) delhi-ahmedabad 
A) delhi-bombay 
B) delhi-madras 
C) delhi-howrah 
D) delhi-ahmedabad

Question 2

The basic electrical requirement in arc welding is that there should be

Accepted Answer

A) coated electrodes 
B) high open-circuit voltage 
C) no arc blow 
D) d.c. power supply. 
A) coated electrodes 
B) high open-circuit voltage 
C) no arc blow 
D) d.c. power supply.

Question 3

For 600 V D.C. line for tramcars, brack is connected to

Accepted Answer

A) positive of the supply 
B) negative of the supply 
C) mid voltage of 300 v 
D) none of the above 
A) positive of the supply 
B) negative of the supply 
C) mid voltage of 300 v 
D) none of the above

Question 4

A.C. welding machine cannot be used for welding

Accepted Answer

A) mig 
B) atomic hydrogen 
C) resistance 
D) submerged arc. 
A) mig 
B) atomic hydrogen 
C) resistance 
D) submerged arc.

Question 5

Fuse is a piece of wire of a materi

Accepted Answer

A) high melting point 
B) low melting point 
C) moderate melting point 
D) none of the above 
A) high melting point 
B) low melting point 
C) moderate melting point 
D) none of the above

which of the following track is electrified

The basic electrical requirement in arc welding is that there should be

For 600 V D.C. line for tramcars, brack is connected to

A.C. welding machine cannot be used for welding

Fuse is a piece of wire of a materi

Lighting and Refrigeration Systems

HVAC and Heating Systems: Understanding Compressors, Cooling Towers, Filters, and Heat Transfer Methods

Understanding Grounding and Earthing in Electrical Systems

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Exam 3: Thermal Conductivity, Welding, and Locomotives

which of the following track is electrified

The basic electrical requirement in arc welding is that there should be

For 600 V D.C. line for tramcars, brack is connected to

A.C. welding machine cannot be used for welding

Fuse is a piece of wire of a materi

Lighting and Refrigeration Systems

HVAC and Heating Systems: Understanding Compressors, Cooling Towers, Filters, and Heat Transfer Methods

Understanding Grounding and Earthing in Electrical Systems

Filters