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Engineering
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ME Set-1
Machine Design
92

Machine Design MCQ with Answers

92) The surface finish factor for a mirror polished material is

0.45

0.65

0.85

1

Answer is:

1

Machine Design MCQ with Answers

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Related Machine Design MCQ with Answers

93) For low and moderate speed engines, the cam follower should move with

uniform velocity

simple harmonic motion

uniform accleration and retardation

cycloidal motion

Answer is:

simple harmonic motion

For low and moderate speed engines, the cam follower should move with

94) Which of the following statement is correct ?

A parallel sunk key is a taperless key

A parallel sunk key may be rectangular or square in cross-section

A flat saddle key is a taper key which fits in a key way of the hub and is flat on the shaft

all of the above

Answer is:

all of the above

95) When a bolt and nut is made of mild steel, then the effective height of nut is made equal to (where d = Nominal diameter of bolt)

0.5 d

0.75 d

d

1.25 d

Answer is:

d

96) If a bearing is designated by the number 305, it means that the bearing is of

light series whose bore is 5 mm

light series whose bore is 25 mm

medium series whose bore is 5 mm

medium series whose bore is 25 mm

Answer is:

medium series whose bore is 25 mm

Machine Design MCQ with Answers

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