IndiaBIX

Mechanical Engineering - Machine Design

Exercise : Machine Design - Section 2
1.
The rolling contact bearings are known as
thick lubricated bearings
plastic bearings
thin lubricated bearings
antifriction bearings
Answer: Option
Explanation:
No answer description is available. Let's discuss.
2.
The backlash for spur gears depends upon
module
pitch line velocity
tooth profile
both (a) and (b)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
3.
The size of a gear is usually specified by
pressure angle
pitch circle diameter
circular pitch
diametral pitch
Answer: Option
Explanation:
No answer description is available. Let's discuss.
4.
The circumferential and longitudinal strains in a cylindrical boiler under internal steam pressure are εc and εl respectively. The change in volume of the boiler cylinder per unit volume will be
εc + 2εl
2εc + εl
εc + εl2
εc2 + εl
Answer: Option
Explanation:
No answer description is available. Let's discuss.
5.
The bearings of heavy series have capacity __________ over the medium series.
10 to 20%
20 to 30%
30 to 40%
40 to 50%
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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