IES Mechanical Question Paper - 2017-2018 StudyChaCha

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Old November 13th, 2017, 05:18 PM
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Default IES Mechanical Question Paper

I have completed B.E Degree in Mechanical Engineering discipline in last year. Now I want to start preparation for Indian Engineering Service (IES) Examination. I am collecting study material. So will you provide question papers for Mechanical Engineering discipline for Indian Engineering Service (IES) Examination?
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Old November 14th, 2017, 10:14 AM
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Default Re: IES Mechanical Question Paper

Here I am providing Question Papers for Indian Engineering Service (IES) Examination for Mechanical Engineering discipline for your reference:

Indian Engineering Service (IES) Examination Mechanical Engineering Question Paper

Consider the following statementspertaining to stability of floating bodies :
1. A floating body will be stable whenthe centre of gravity is above thecentre of buoyancy.
2. The positions ofcorresponding to different axes ofrotation are generally different forthe same floating object.
3. For cargo ships, the metacentricheight varies with loading.Which of the above statements arecorrect?
(a) 1, 2 and 3
(b) 1 and 2 only
(c) 1 and 3 only
(d) 2 and 3 only

Water is coming out from a tap and fallsvertically downwards. At the tapopening, the stream diameter is 20 mmwith uniform velocity of 2 mf s.Assuming steady inviscid flow, constantpressure atmosphere everywhere, andneglecting curvature and surfacetension effects, the diameter of thestream 0 • 5 m below the tap opening isnearly
(a) 11• 7 rnm
(b) 14 • 6 mm
(c) 17 • 5 mrn
(d) 20•4 mm

An oil flows through a pipe at a velocity of1.0 m/s. The pipe is 45 m long and has 150 mm diameter. What is the head loss clue! to friction, if p = 869 kgf m 3 and11 = 0 • 0814 kg/ m s?
(a) 0 • 6 1 m
(c) 0•41 m
(b) 0 • 51 m
(d) 0 • 31m

The centre-line velocity in a pipe flow is 2 m f s. What is the average flow velocityin the pipe if the Reynolds number ofthe flow is 800?
(a) 2 m/s
(c) 1 mfs
(b) l • 5 mjs
(d) 0 • 5 mfs

During a constant pressure expansion ofa gas, 33 • 3% heat is converted intowork while th e temperature rises by20 K. The specific h eat of the gas atconstant pressure as a proportion of
work, W is
(a) 8%
(c) 12%
(b) 10%
(d) 15%

A system of 100 kg mass undergoesa process in which its specificentropy increases from 0 • 3 kJ /kg K to0 •4 kJ/kg K. At the same time, theentropy of the surroundings decreasesfrom 80 kJ/kg K to 75 kJ/kg K. Theprocess is
(a) reversible and isothermal
(b) irreversible
(c) reversible only
(d) isothermal only

A reversible h eat engine rejects 80% ofthe heat supplied during a cycle ofoperation. If the engine is reversed andoperates as a refrigerator, then itscoefficient of performance shall be
(a) 6
(c) 4
(b) 5
(d) 3

Indian Engineering Service (IES) Examination Mechanical Engineering Question Paper

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