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Test: Toothed Gearing - 2 - Mechanical Engineering MCQ


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10 Questions MCQ Test - Test: Toothed Gearing - 2

Test: Toothed Gearing - 2 for Mechanical Engineering 2024 is part of Mechanical Engineering preparation. The Test: Toothed Gearing - 2 questions and answers have been prepared according to the Mechanical Engineering exam syllabus.The Test: Toothed Gearing - 2 MCQs are made for Mechanical Engineering 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Toothed Gearing - 2 below.
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Test: Toothed Gearing - 2 - Question 1

Minimum number of teeth for involute rack and pinion arrangement for pressure angle if 200 is

Detailed Solution for Test: Toothed Gearing - 2 - Question 1


∴ 

Test: Toothed Gearing - 2 - Question 2

For a single reduction spur gear, the gear ratio is 10 to 1 and the center distance is 330 mm. The nearest standard module if no interference is to occur, will be

Detailed Solution for Test: Toothed Gearing - 2 - Question 2



Minimum number of teeth to avoid interference, T = 18

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Test: Toothed Gearing - 2 - Question 3

For helical gears, the helix angle generally ranges from

Test: Toothed Gearing - 2 - Question 4

For helical gears, the circular pitch Pc, the normal pitch Pn and the helix angle a are related by the identity

Detailed Solution for Test: Toothed Gearing - 2 - Question 4

Test: Toothed Gearing - 2 - Question 5

Consider the following statements:
1. A stub both has working depth larger than that of a full depth tooth.
2. The path of contact for involute gears is an arc of a circle.
Which of these statements is/are correct?

Detailed Solution for Test: Toothed Gearing - 2 - Question 5

1. A stub tooth has working depth smaller than that of a full depth tooth.
2. The path of contact for involute gears is a straight line.

Test: Toothed Gearing - 2 - Question 6

The ends of gears are made slightly thinner (crowning). This is done 

Test: Toothed Gearing - 2 - Question 7

The maximum efficiency of worm and worm wheel system is
where φ is the friction angle

Test: Toothed Gearing - 2 - Question 8

Tumbler gears are

Test: Toothed Gearing - 2 - Question 9

The size of Gear is specified by

Detailed Solution for Test: Toothed Gearing - 2 - Question 9

Size of gear is specified by its pitch and pitch can be classified as

Hence circular pitch, diametral pitch and module represents size of gear.

Test: Toothed Gearing - 2 - Question 10

If D is pitch circle diameter and T is the number of teeth then its circular pitch is

Detailed Solution for Test: Toothed Gearing - 2 - Question 10


where
D = Pitch circle diameter
T = Number of teeth

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