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SSC-JE ME || Theory of Machines 3

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Question 1

The contact ratio is the ratio of arc of contact to the ____________

Question 2

Spiral gears are used to connect:

Question 3

Consider the following profiles of mating gear teeth
1) Involute profiles
2) Cycloidal profiles
3) Conjugate profiles
Which of these satisfy the law of gearing?

Question 4

The number of teeth of gear is 50 and the number of teeth of the pinion is 1/10^th of the gear. The gear ratio is

Question 5

The number of degrees of freedom of an epicyclic gear train is

Question 6

Minimum contact ratio of a pair of gear and pinion is

Question 7

The distance travelled by a point on either pitch circle of the two wheels during the period of contact of a pair of teeth is called _______________.

Question 8

A high pressure angle for spur gears leads to____.

Question 9

For which type of gear connection both axes are intersecting_____.

Question 10

Crossed helical gears are suitable for

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AE & JE Exams Mechanical Engineering

Oct 11AE & JE Exams