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Electric Traction
Due to which of the following coefficient of adhesion improves?
Dust on the rails
Sand on the rails
All of the listed here
Rust on the rails
Dust on the rails
Sand on the rails
All of the listed here
Rust on the rails
Answer
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Related Question
Electric Traction
Battery operated trucks are used in
Factories for material transportation
Narrow gauge traction
Power stations
Steel mills
Factories for material transportation
Narrow gauge traction
Power stations
Steel mills
Answer
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Electric Traction
The speed of a locomotive is controlled by
Regulating steam flow to engine
Applying brakes
Flywheel
Gear box
Regulating steam flow to engine
Applying brakes
Flywheel
Gear box
Answer
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Electric Traction
In India, electrification of railway track was done for the first time in which of the following years?
1925 - 1932
1920-1925
1940-1942
1935 - 1938
1925 - 1932
1920-1925
1940-1942
1935 - 1938
Answer
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Electric Traction
In case of steam engines the steam pressure is
25 to 35 kgf/cm²
10 to 15 kgf/cm²
1 to 4 kgf/cm²
5 to 8 kgf/cm²
25 to 35 kgf/cm²
10 to 15 kgf/cm²
1 to 4 kgf/cm²
5 to 8 kgf/cm²
Answer
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Electric Traction
For three-phase induction motors which of the following is the least efficient method of speed control?
Pole changing
Combination of cascade and pole changing
Cascade control
Rheostat control
Pole changing
Combination of cascade and pole changing
Cascade control
Rheostat control
Answer
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