Self Grading Mechanical Mock Test - Set 02

Mechanical Mock Test - Set 02

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Today, all competitive exams are Multiple Choice Questions(MCQ) based examination system and the main factor is to answer each question in a prescribed time. So, practice as much as possible before the original test you are going to face.

Total number of Multiple Choice Question (MCQ) is 15 and time allotted for each question is 30 seconds. After the allotted time, the question will be marked as un-attempt.

Test Conducted by: ObjectiveBooks.com

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 Next Mock Tests:

Set 01

Set 02

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Set 05

Set 06

Set 07

Set 08

Set 09

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View Test Result:

01. Fourier's law of heat conduction is valid for
     (A) One dimensional cases only
     (B) Two dimensional cases only
     (C) Three dimensional cases only
     (D) Regular surfaces having non-uniform temperature gradients
     Answer: Option: A

02. A stage, in reaction turbine, is represented by
     (A) Number of casing
     (B) Number of entries of steam
     (C) Number of exits of steam
     (D) Each row of blades
     Answer: Option D

03. The antifriction bearings
     (A) Have low starting and low running friction at moderate speeds
     (B) Have high initial cost
     (C) Can carry both radial and thrust loads
     (D) All of these
     Answer: Option D

04. Whipping stress is due to
     (A) Vibrations of crankshaft
     (B) Reciprocating motion of piston
     (C) Inertia force on connecting rod
     (D) Obliquity of connecting rod
     Answer: Option C

05. In order to set drawing limits for a ‘C’ size architectural drawing the drafter should set the limits to ________.
     (A) 0, 0 and 2, 9
     (B) 0, 0 and 17, 11
     (C) 0, 0 and 18, 24
     (D) 0, 0 and 34, 24
     Answer: Option C

06. The efficiency of Diesel cycle depends upon
     (A) Pressure ratio
     (B) Cut-off ratio and compression ratio
     (C) Temperature limits
     (D) Compression ratio
     Answer: Option B

07. Which of the following welding method uses a pool of molten metal?
     (A) Carbon arc welding
     (B) Submerged arc welding
     (C) TIG arc welding
     (D) MIG arc welding
     Answer: Option B

08. The example of rolling pair is
     (A) Bolt and nut
     (B) Lead screw of a lathe
     (C) Ball and socket joint
     (D) Ball bearing and roller bearing
     Answer: Option D

09. Thermal conductivity of solid metals with rise in temperature normally
     (A) Increases
     (B) Decreases
     (C) Remain constant
     (D) May increase or decrease depending on temperature
     Answer: Option B

10. Chemical milling operation is performed
     (A) On universal milling machine
     (B) On plain milling machine
     (C) In a tank containing an etching solution
     (D) Any one of these
     Answer: Option C

11. A flow through an expanding tube at constant rate is called
     (A) Steady uniform flow
     (B) Steady non-uniform flow
     (C) Unsteady uniform flow
     (D) Unsteady non-uniform flow
     Answer: Option B

12. The thickness of a thin cylindrical shell with hemispherical ends is __________ that of spherical ends.
     (A) Equal to
     (B) More than
     (C) Less than
     (D) None of these
     Answer: Option B

13. Out of the following, from where you will prefer to take intake for air compressor
     (A) From an air conditioned room maintained at 20°C
     (B) From outside atmosphere at 1°C
     (C) From coal yard side
     (D) From a side where cooling tower is located nearby
     Answer: Option D

14. Which of the following screw thread is adopted for power transmission in either direction?
     (A) Acme threads
     (B) Square threads
     (C) Buttress threads
     (D) Multiple threads
     Answer: Option B

15. The mechanical advantage of a lifting machine is the ratio of
     (A) Distance moved by effort to the distance moved by load
     (B) Load lifted to the effort applied
     (C) Output to the input
     (D) All of the above
     Answer: Option B

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