Mechanisms – Levers, cams, gears
Design & technology
high_school
10 questions
~20 mins
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A comprehensive Design & Technology worksheet on Mechanisms – Levers, cams, gears for high school students. Includes a variety of question types including multiple choice, short answer, and true/false questions.
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Mechanisms – Levers, cams, gears
Subject: Design & technologyGrade: high_school
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Mechanisms – Levers, cams, gears
Design & Technology
Instructions: Read each question carefully and provide your answers in the spaces provided. For multiple choice questions, select the best option. For short answer questions, write your response in the space given, and indicate whether the statements are true or false for the true/false questions.
A
Multiple Choice Questions
Select the correct answer for each question.
1.
What is the purpose of a lever?
AA) To increase speed
BB) To change direction of force
CC) To amplify force
DD) To reduce friction
2.
Which type of lever has the fulcrum located between the effort and the load?
AA) First class
BB) Second class
CC) Third class
DD) Fourth class
3.
What kind of motion does a cam convert?
AA) Linear to rotary
BB) Rotary to linear
CC) Circular to oscillating
DD) Oscillating to circular
4.
In a gear system, what happens to speed when the driving gear is smaller than the driven gear?
AA) Speed decreases
BB) Speed increases
CC) Speed remains constant
DD) Speed is halved
5.
Which of the following is an example of a third-class lever?
AA) Wheelbarrow
BB) Tweezers
CC) Seesaw
DD) Fishing rod
6.
What is mechanical advantage?
AA) Ratio of load to effort
BB) Ratio of effort to load
CC) Ratio of input to output
DD) Ratio of speed to distance
7.
Which mechanism is commonly used in watches to keep time?
AA) Gears
BB) Levers
CC) Cams
DD) Pulleys
8.
What type of cam is used to create a smooth, continuous motion?
AA) Heart-shaped cam
BB) Snail cam
CC) Circular cam
DD) Oval cam
9.
What is the primary function of a gear train?
AA) To increase speed
BB) To change direction
CC) To transfer motion
DD) All of the above
10.
Which of the following statements about gears is true?
AA) All gears turn in the same direction
BB) Gears can only transfer motion in one direction
CC) Gears of different sizes can change the speed of rotation
DD) Larger gears always turn faster than smaller gears
B
True/False Questions
Circle True or False for each statement.
1.
A third-class lever always provides a mechanical advantage of less than one.
2.
Cams are only used in mechanical devices and have no applications in electronics.
3.
Gears can only rotate in one direction.
C
Short Answer Questions
Answer each question in the space provided.
1.
Define a lever and explain its components.
2.
What are the three classes of levers? Provide an example for each.
3.
How does gear size affect torque and speed in a gear system?
4.
Describe a practical application of a cam mechanism.
5.
Explain how mechanical advantage can be calculated for a lever.
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Details
- Created
- 4/14/2025
- Updated
- 12/29/2025
- Type
- worksheet