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Department of Mechanical Engineering
MD
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Question 1 : Shaft coupling is used in machinery to
Option-1 :introduce mechanical flexibility
Option-2 :introduce protection against overloads
Option-3 :reduce the transmission of shock loads
Option-4 :all the above
Question 2 : The largest diameter of an external or internal screw thread is known as
Option-1 :minor diameter
Option-2 :major diameter
Option-3 :pitch diameter
Option-4 :none of the above
Question 3 : The diameter at the root of the thread is called
Option-1 :minor diameter
Option-2 :major diameter
Option-3 :pitch diameter
Option-4 :none of the above
Question 4 : The major diameter of a screw thread is also known as
Option-1 :core diameter
Option-2 :root diameter
Option-3 :nominal diameter
Option-4 :none of the above
Question 5 : The diameter at the crest of the thread is called
Option-1 :minor diameter
Option-2 :major diameter
Option-3 :core diameter
Option-4 :none of the above
Question 6 : The slant distance between crest and root of a single thread is called
Option-1 :slope
Option-2 :flank
Option-3 :depth of the thread
Option-4 :none of the above
Question 7 : The straight/shortest distance between the crest and a root of a single thread when measured parallel to the axis of the bolt is called
Option-1 :slope
Option-2 :flank
Option-3 :depth of the thread
Option-4 :none of the above
Question 8 : The straight /shortest distance between the crest and a root of a single thread when measured perpendicular to the axis of the bolt is called
Option-1 :slope
Option-2 :flank
Option-3 :depth of the thread
Option-4 :none of the above
Question 9 : The distance from a point on one thread to the corresponding point on the next thread is called
Option-1 :Lead
Option-2 :crest
Option-3 :core
Option-4 :Pitch
Question 10 : The distance which a screw thread advances in one rotation of the nut is called
Option-1 :Lead
Option-2 :crest
Option-3 :Root
Option-4 :Pitch
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