Machine Design - Part 1 Online Exam Quiz
Machine Design - Part 1 GK Quiz. Question and Answers related to Machine Design - Part 1. MCQ (Multiple Choice Questions with answers about Machine Design - Part 1
The sleeve or muff coupling is designed as a
Options
A : dun cylinder
B : thick cylinder
C : solid shaft
D : hollow shaft
A sliding bearing in which the working surfaces are completely separated from each other by lubricant is called zero film bearing.
Options
A : True
B : False
C : -
D : -
Screws used for power transmission should have
Options
A : Low efficiency
B : high efficiency
C : very fine threads
D : strong teeth
The number of rivets in shear shall be equal to the number of rivets in crushing.
Options
A : Correct
B : Incorrect
C : -
D : -
When bevel gears connect two shafts whose axes intersect at an angle greater than a right angle and one of the bevel gears has a pitch angle of 90°, then they are known as
Options
A : angular bevel gears
B : crown bevel gears
C : internal bevel gears
D : mitre gears
The toughness of a material __________ when it is heated.
Options
A : increases
B : decreases
C : does not change
D : -
The number of slots in a 25 mm castle nut is
Options
A : 2
B : 4
C : 6
D : 8
A screw is said to be over hauling screw, if its efficiency is
Options
A : less than 50%
B : more than 50%
C : equal to 50%
D : none of these
The application of third type levers is found in
Options
A : handle of a hand pump
B : hand wheel of a punching press
C : lever of a loaded safety valve
D : a pair of tongs
For unequal width of butt straps, the thickness of butt straps are
Options
A : 0.75 t for wide strap on the inside and 0.625 t for narrow strap on the outside
B : 0.75 t for narrow strap on the inside and 0.625 t for wide strap on the outside
C : 0.75 t for both the straps on the inside and outside
D : 0.625 t for both the straps on the inside and outside
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