Production engineering – Important MCQs
Here are top 20 important MCQs of production engineering. Read the questions carefully and try to answer all of them from your own.
Q1. Lathe machine is made of
a) mild steel
b) alloy steel
c) pig iron
d) chilled cast iron
Q2. The lathe centers are provided with standard taper known as
a) Morse taper
b) Seller’s taper
c) Chapman taper
d) Brown and Sharpe taper
Q3. A mandrel is used to hold
a) an eccentric work
b) a heavy work
c) a thin work
d) none of these
Q4. For turning internal tapers, the suitable method is
a) by a form tool
b) by setting over the tail stock
c) by a taper turning attachment
d) by swivelling the compound rest
Q5. The tail stock set over method of taper turning is preferred for
a) internal tapers
b) small tapers
c) long slender tapers
d) steep tapers
Q6. A feed gear box for a screw cutting lathe is designed on the basis of
a) geometric progression
b) arithmetic progression
c) harmonic progression
d) none of these
Q7. When the tool moves parallel to the axis, the movement is termed as
a) cross feed
b) angular feed
c) longitudinal feed
d) any of these
Q8. The guideways are if
a) flat type
b) V – type
c) dovetail type
d) any of these
Q9. The taper on the lathe spindle is
a) 1 in 10
b) 1 in 15
c) 1 in 20
d) 1 in 30
Q10. The lathe spindles at the nose end have
a) internal screw threads
b) external screw threads
c) no threads
d) tapered threads
Q11. The angle between the lathe centers is
a) 30°
b) 45°
c) 60°
d) 90°
Q12. The lathe spindles are usually made hollow and provided with
a) internal taper
b) external taper
c) internal and external taper
d) no taper
Q13. The different spindle speeds on a lathe form
a) arithmetical progression
b) geometric progression
c) harmonical progression
d) any of these
Q14. An operation of embossing a diamond shaped pattern on the surface of a workpiece, is known as
a) counter – boring
b) grooving
c) knurling
d) facing
Q15. The chamfering is an essential operation after
a) knurling
b) rough turning
c) boring
d) thread cutting
Q16. The width of cutting edge of a parting – off tool varies from
a) 3 to 12 mm
b) 5 to 20 mm
c) 8 to 30 mm
d) 15 to 40 mm
Q17. In order to achieve a specific surface finish in single point turning, the most important factor to be controlled is
a) depth of cut
b) cutting speed
c) feed
d) tool rake angle
Q18. The chuck used for setting up of heavy and irregular shaped work should be
a) four jaw independent chuck
b) three jaw universal chuck
c) magnetic chuck
d) drill chuck
Q19. The cutting speed is maximum while machining ___ with a high speed tool
a) cast iron
b) mild steel
c) brass
d) aluminium
Q20. The cutting speed is minimum while machining ___ with a high speed tool
a) cast iron
b) mild steel
c) brass
d) aluminium.
That was the set 1 of top important MCQs of production engineering. This will help a lot for the competitive examinations. If you like this content then do share this with your well wishers. If you have any doubts regarding any mechanical engineering then let us know in comment section or contact us through email.