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ESE Prelims 2022 Achievers Quiz 25

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Question 1

For a runway at an elevation of 1000m above MSL and airport reference temperature of 19 degree celsius, the rise in the temperature to be taken in degree celsius into account as per ICAO is

Question 2

Which of the following advantages are correct regarding Poly-centric shape tunnel?

(1) it can be conveniently used for road and railway traffic

(2) The number of centers and lengths of radii cannot be fixed

(3) It can resist external and internal pressure due to its arch action

Question 3

What shall be the radius of an exit taxiway with design exit speed of 90kmph and coefficient of friction 0.13?

Question 4

AsCu, a preservative for wood, developed by the Forest Research Institute, Dehradun, comprises of chemicals:
and In the proportion of

Question 5

Consider the following with regard to the application of preservation of timber’:
1) Increase in the life span of the member
2) Increase in the strength of the timber
3) Removal of moisture
4) Prevention of growth of fungi by killing them
Which of the above are correct?

Question 6

Full load is supplied by the turbine shaft when the diameter of jet issuing from the nozzle is 150mm. If the load suddenly drops to 36% of the full load, what diameter of the jet should be attained by regulating the spear rod?

Question 7

A certain hydropower plant utilizes the flow as it occurs, without any provision for storage. If is premised that a defined minimum dry weather flow is available. Such a plant is classified as

Question 8

Which of the following are component parts for an oil pressure governor in modern turbines?

1) Servomotor, known as relay cylinder

2) Oil sump

3) Oil pump which is driven by a belt connected to turbine main shaft

4) Draft tube

Question 9

The movement of air mass in the case of Tornado can be described as

Question 10

Consider the the following statements:
1) In an Impulse turbine, the pressure of the flowing water remains unchanged and is equal to atmospheric pressure.
2) In Impulse turbines, the water impinges on the buckets with ‘pressure energy’.
3) In a Reaction turbine, the pressure of the, flowing water remains unchanged and is equal to atmospheric pressure.
Which of the above statements is/are correct?
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Feb 15ESE & GATE CE