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Test: Machine Design - 2


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25 Questions MCQ Test Design of Machine Elements | Test: Machine Design - 2

Test: Machine Design - 2 for Mechanical Engineering 2022 is part of Design of Machine Elements preparation. The Test: Machine Design - 2 questions and answers have been prepared according to the Mechanical Engineering exam syllabus.The Test: Machine Design - 2 MCQs are made for Mechanical Engineering 2022 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Machine Design - 2 below.
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Test: Machine Design - 2 - Question 1

The sleeve or muff coupling is designed as a

Test: Machine Design - 2 - Question 2

A sliding bearing in which the working surfaces are completely separated from each other by lubricant is called zero film bearing.

Test: Machine Design - 2 - Question 3

Screws used for power transmission should have

Test: Machine Design - 2 - Question 4

The number of rivets in shear shall be equal to the number of rivets in crushing.

Test: Machine Design - 2 - Question 5

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

Test: Machine Design - 2 - Question 6

The toughness of a material __________ when it is heated.

Test: Machine Design - 2 - Question 7

The number of slots in a 25 mm castle nut is

Test: Machine Design - 2 - Question 8

A screw is said to be over hauling screw, if its efficiency is

Test: Machine Design - 2 - Question 9

The application of third type levers is found in

Test: Machine Design - 2 - Question 10

For unequal width of butt straps, the thickness of butt straps are

Test: Machine Design - 2 - Question 11

A locking device in which the bottom cylindrical portion is recessed to receive the tip of the locking set screw, is called

Test: Machine Design - 2 - Question 12

Slenderness ratio is the ratio of

Test: Machine Design - 2 - Question 13

A crankshaft is a __________ shaft.

Test: Machine Design - 2 - Question 14

A plate with an elliptical hole in the centre, with semi-major axis (a) perpendicular to the direction of loading and semi-minor axis (b) along the direction of loading, is subjected to a pull P. The maximum stress induced at the edge of the hole is equal to (where σ = Stress for a plate with no hole i.e. nominal stress)

Test: Machine Design - 2 - Question 15

According to Indian standard specifications, 100 H6/g5 means that the

Test: Machine Design - 2 - Question 16

The velocity of sliding __________ the distance of the point of contact from the pitch point.

Test: Machine Design - 2 - Question 17

A column is known as a long column if the slenderness ratio is

Test: Machine Design - 2 - Question 18

Circumferential joint in boilers is used to get the required length of a boiler.

Test: Machine Design - 2 - Question 19

The ball bearings are provided with a cage

Test: Machine Design - 2 - Question 20

When screw threads are to be used in a situation where power is being transmitted in one direction only, then the screw threads suitable for this will be

Test: Machine Design - 2 - Question 21

In radial cams, the follower moves

Test: Machine Design - 2 - Question 22

The square threads are not so strong as V-threads but they offer less frictional resistance to motion than Whitworth threads.

Test: Machine Design - 2 - Question 23

According to Unwin's formula, the relation between the diameter of rivet hole (d) and the thickness of plate (t) is given by (where d and t are in mm)

Test: Machine Design - 2 - Question 24

The value of stress concentration factor depends upon

Test: Machine Design - 2 - Question 25

In order to avoid tearing of the plate at an edge, the distance from the centre line of the rivet hole to the nearest edge of the plate should be equal to (where d = Diameter of rivet hole)

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