Which of the following is the primary function of a worm gear mechanism?

To transmit motion between intersecting shafts

To transmit motion between parallel shafts

To transmit motion between non-intersecting, non-parallel shafts

To transmit motion between co-axial shafts

The main function of this transmission mechanism is to convert ______ to ________.

rotational motion into linear motion

linear motion into rotational motion

What is the primary function of a guide rail?

To constrain and direct the movement of mechanical parts.

To transmit power between components.

To seal and protect internal components.

In what kind of applications are spiral transmissions commonly used?

Machine tools and precision instruments.

How do ball bearing guide rails reduce friction and wear?

By rolling elements that reduce sliding contact.

By using a fluid film to separate surfaces.

By using a hydrostatic bearing.

What is the primary function of a spiral transmission system?

To convert rotational motion into linear motion.

To convert linear motion into rotational motion.

To reduce frictional forces in a mechanical system.

How does a spiral transmission system achieve its motion conversion?

By the helical engagement between the screw thread and the nut.

By utilizing the meshing of teeth on gears.

By transferring power through a flexible belt.

By the rolling contact between two cylindrical surfaces.

What is a key advantage of spiral transmissions over other types of mechanical transmissions?

Precise control of linear motion.

What is the primary characteristic of a rolling spiral transmission?

It relies on rolling friction for power transmission.

It utilizes sliding friction between components.

It is primarily used in high-speed applications.

It is limited to low-load applications.

How does rolling friction contribute to the efficiency of a spiral transmission?

It reduces frictional losses compared to sliding friction.

It increases the power loss due to heat generation.

It limits the maximum achievable speed.

What is the key advantage of rolling spiral transmissions over traditional sliding spiral transmissions?

Higher efficiency and longer lifespan.

In what applications are sliding friction guide rails commonly used?

Lower-speed, lower-precision applications

High-speed, high-precision machinery

Aerospace and aviation industries

Medical equipment and surgical robots

MT - Chapter 2

Quiz

•

Engineering

•

University

•

Practice Problem

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Medium

Imran Hussain

Used 7+ times

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120 questions

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1.

FILL IN THE BLANK QUESTION

1 min • 1 pt

刚性联轴器 - 凸缘联轴器

2.

FILL IN THE BLANK QUESTION

1 min • 1 pt

刚性联轴器 - 十字轴式万向边轴器

3.

FILL IN THE BLANK QUESTION

1 min • 1 pt

刚性联轴器 - 十字滑块联轴器

4.

FILL IN THE BLANK QUESTION

1 min • 1 pt

刚性联轴器 - 齿式联轴器

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Classify "V Belt" according to the cross-sectional shape of the drive belt.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main advantage of a worm gear mechanism in terms of gear ratio?

Low gear ratios

Medium gear ratios

High gear ratios

Variable gear ratios

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

蜗轮与蜗杆在其中间平面内相当于齿轮与齿条，蜗杆又与螺杆形状相似

真的

错误的

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MT - Chapter 2

120 questions

刚性联轴器 - 凸缘联轴器

刚性联轴器 - 十字轴式万向边轴器

刚性联轴器 - 十字滑块联轴器

刚性联轴器 - 齿式联轴器

Classify "V Belt" according to the cross-sectional shape of the drive belt.

What is the main advantage of a worm gear mechanism in terms of gear ratio?

蜗轮与蜗杆在其中间平面内相当于齿轮与齿条，蜗杆又与螺杆形状相似

Which of the following is the primary function of a worm gear mechanism?

蜗轮蜗杆机构常用来传递两交错轴之间的运动和动力

What is the specific name of this gear. Write the name in Chinese.

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