MDE 20 Q3

1 / 10

Question 5:
Which of the following is an advantage of helical gears in terms of their load distribution?

C) No change in load distribution

D) Higher localized stress

A) Less efficient load distribution

B) More uniform load distribution

2 / 10

Question 4:
What advantage do helical gears have over spur gears in terms of operational noise?

A) Higher operational noise

C) Equal operational noise

D) No effect on operational noise

B) Lower operational noise

3 / 10

Question 4:
What is a key disadvantage of double helix gears in terms of noise and vibration compared to single helix gears?

C) Double helix gears have the same noise level as single helix gears.

B) Double helix gears generate more noise and vibration.

A) Double helix gears are quieter.

D) Double helix gears reduce vibration only.

4 / 10

Question 3:
One advantage of double helix gears is their effect on axial thrust. What is this effect?

D) Double helix gears produce varying axial thrust depending on load.

A) Double helix gears produce higher axial thrust.

C) Double helix gears have no effect on axial thrust.

B) Double helix gears produce lower axial thrust.

5 / 10

Question 3:
Which of the following is a disadvantage of helical gears compared to spur gears?

A) Reduced noise levels

B) Increased axial load

C) Simpler gear alignment

D) Higher efficiency

6 / 10

Question 2:
Which of the following is a disadvantage of double helix gears compared to single helix gears?

B) Lower axial thrust

C) Reduced load capacity

A) Increased manufacturing complexity

D) Higher efficiency

7 / 10

Question 2:
One disadvantage of helical gears compared to spur gears is:

A) Reduced friction

B) Higher manufacturing costs

D) Improved efficiency

C) Less axial thrust

8 / 10

Question 5:
Regarding maintenance, which of the following is a disadvantage of double helix gears?

A) Easier maintenance due to simplicity

B) Less frequent maintenance required

D) No additional maintenance compared to single helix gears

C) More complex alignment and maintenance

9 / 10

Question 1:
What is a primary advantage of double helix gears over single helix gears?

D) Greater noise generation

C) Simpler manufacturing process

A) Increased axial thrust

B) Higher load capacity

10 / 10

Question 1:
Which of the following is an advantage of helical gear teeth over spur gear teeth?

B) Lower axial thrust

D) Increased load capacity

C) Simpler manufacturing process

A) Higher noise levels during operation

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