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NLC Technical Quiz 21
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Question 1
Which one of the following causes the whirling of shafts?
Question 2
The effect of increasing the stiffness of springs of centrifugal clutch is___.
Question 3
In which one of the following materials, is the heat energy propagation minimum due to conduction heat transfer?
Question 4
A thermal electric power plant produces 1000 MW of power. If the coal releases 900
107 kJ/h of energy, then the rate at which heat is rejected from the power plant is_
107 kJ/h of energy, then the rate at which heat is rejected from the power plant is_Question 5
Navier-Stokes equations are useful in the analysis of
Question 6
A bar of 2m length is fixed at both ends. If E = 2 × 106 kg /cm2, coefficient of expansion is 1.5 × 10–6 /°C and the temperature rise is 20°C, the stress developed in the material is
Question 7
Bottom gating system is sometimes preferred in casting because
Question 8
The atmospheric air at 760 mm of Hg. dry bulb temperature 15 °C and wet bulb temperature 11 °C enters a heating coil whose temperature is 41 °C if the by-pass factor of the heating coil is 0.5, then what will be the dry bulb temperature of the air leaving the coil?
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ESE & GATE MEGeneralDec 9ESE & GATE ME
