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Exam Details

SSC JE Mechanical Engineering SET 3 (TECHNICAL) 2016

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Questions 100
Duration 180 mins
Package AE & JE Exams - Previous Year Papers

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Difficulty distribution

Medium 62 62%
Easy 30 30%
Hard 8 8%

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Multiple Choices 100 100%

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Sample questions from this paper

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1
2016 · Unclassified
SSC JE Mechanical Engineering SET 3 (TECHNICAL) 2016
A football was inflated to a gauge pressure of 1 bar when the ambient temperature was 15C. When the game started next day, the air temperature at the stadium was 5C. Assume that the volume of the football remains constant at 2500 cm3. Gauge pressure of air to which the ball must have been originally inflated so that it would equal 1 bar gauge at the stadium is __________.
A
2.23 bar
B
1.94 bar
C
1.07 bar
D
1 bar
2
2016 · Unclassified
SSC JE Mechanical Engineering SET 3 (TECHNICAL) 2016
The engine oil at 150C is cooled to 80C in a parallel flow heat exchanger by water entering at 25C and leaving at 60C. The exchanger effectiveness will be __________.
A
0.36
B
0.46
C
0.56
D
0.66
3
2016 · Unclassified
SSC JE Mechanical Engineering SET 3 (TECHNICAL) 2016
The atomic packing factor is the highest in which of the following cubic lattice system?
A
Simple Cubic
B
Body Centered Cubic (BCC)
C
Face Centered Cubic (FCC)
D
Diamond Cubic
4
2016 · Unclassified
SSC JE Mechanical Engineering SET 3 (TECHNICAL) 2016
The valves mounted on the boilers which change the direction of flow of steam by 90 and valves fitted in the pipelines which allow the steam in the same direction are respectively called as ____________.
A
Stop valves and junction valves
B
Junction valves and stop valves
C
Feed safety valves and stop valves
D
Junction valves and safety valves
5
2016 · Unclassified
SSC JE Mechanical Engineering SET 3 (TECHNICAL) 2016
Which of the following are boiler mountings and not boiler accessories? A) Pressure gauge B) Air preheater C) Superheater
A
B and C only
B
A only
C
A and C only
D
A, B and C
6
2016 · Unclassified
SSC JE Mechanical Engineering SET 3 (TECHNICAL) 2016
Entropy is a measure of ___________.
A
Reversible heat transfer
B
System efficiency
C
Degree of randomness
D
System temperature