Related Questions

Which of the following fuel has little tendency towards detonation?
A Benzene
B Iso-octane
C Normal heptane
D Alcohol
One effect of detonation is
A Delay in ignition
B Loss of power
C Overheating of engine
D Overcooling of engine
Detonation is harmful due to
A Increase in the rate of heat transfer, there is a reduction in the power output and efficiency of the engine
B Excessive turbulence which removes most of the insulating gas boundary layer from the cylinder walls
C High intensity of knock causes crankshaft vibration and the engine runs rough
D None of the above
What will be the phase angle between two alternating waves of equal frequency, when one wave attains maximum value the other is at zero value?
A 0°
B 45°
C 90°
D 180°
Think a number and then double the number. Then add 8 and multiply the result by 6. Now divide the result by 10 the subtract the number you first thought out. what is the final result?
A 4
B 6
C 10
D 14
Think a number and then double the number. Then add 8 and multiply the result by 6. Now divide the result by 12, then subtract the number you first thought out. What u the final result?
A 4
B 6
C 10
D 14
Subtract 3 from the number n. multiply the result by 3. Add 3 and then divide this result by 3. what is the final result ?
A n
B n-1
C n-2
D n-3
Think of a number and then double the number Add 6 and multiply the result by 10. Now divide the result by 20 , then subtract the number you first thought out. What is the result?
A 2
B 3
C 4
D 5
An engine pulls four identical carriages. The engine is 2/3 the length of a carriage and the total length of the train is 86.8m. Find the length of the engine.
A 12.4m
B 12m
C 11.5m
D 13m
A two stroke cycle engine gives ________ the number of power strokes as compared to the four stroke cycle engine, at the same engine speed.
A Half
B Same
C Double
D Four times

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