Lesson T4.2.1
T4.2.1 Changing movement in mechanical systems Quiz: KS3 Design & Technology, Unit 4
20 questions
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Lesson T4.2.1, Changing movement in mechanical systems: 20 multiple choice questions for the KS3 Design & Technology (National Curriculum), Unit 4: Technical knowledge, written with Revision Ninja.
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The 20 questions
-
What component turns and makes a follower move up and down?
- Cam
- Pulley
- Piston
- Axle
-
What happens when a small driver gear turns a larger driven gear?
- Torque decreases
- Speed decreases
- Speed increases
- Power increases
-
What is the main purpose of a belt and pulley system?
- Reverse axis angle
- Lock output position
- Create linear motion
- Transfer rotary motion
-
Which gear type uses cone-shaped teeth to turn a drive through a right angle?
- Worm gear
- Bevel gear
- Rack gear
- Spur gear
-
What mechanism uses rigid bars joined by pivots to transfer motion?
- Cam
- Pulley
- Linkage
- Ratchet
-
What type of motion does a crank typically convert rotary motion into?
- Random motion
- Linear motion
- Reciprocating motion
- Oscillating motion
-
What is the output effect of a 20-tooth gear driving a 40-tooth gear?
- Equal speed
- Quadruple speed
- Half speed
- Double speed
-
What is a rigid bar that turns about a fulcrum called?
- Strut
- Lever
- Axle
- Cam
-
What is the speed ratio for a 10 cm driver pulley and 20 cm driven pulley?
- Double speed
- Half speed
- Equal speed
- Quadruple speed
-
Which gear mechanism provides a large speed reduction and prevents reverse drive?
- Crown gear
- Bevel gear
- Spur gear
- Worm gear
-
Which mechanism converts rotary motion into linear motion using a toothed bar?
- Cam and follower
- Crank and slider
- Rack and pinion
- Pulley and belt
-
Which component produces a steady rising and falling movement from a turning shaft?
- Pulley system
- Cam and follower
- Gear train
- Worm and wheel
-
A machine turns a 10 cm pulley at 300 revolutions per minute into a 30 cm pulley through a belt. What is the speed of the larger pulley?
- 900 revolutions per minute
- 300 revolutions per minute
- 30 revolutions per minute
- 100 revolutions per minute
-
What force causes energy loss and wear between moving mechanical parts?
- Inertia
- Gravity
- Friction
- Tension
-
What motion conversion occurs in a simple hand-operated winch drum?
- Rotary to linear
- Linear to rotary
- Linear to linear
- Rotary to rotary
-
Which component allows movement in one direction only?
- Ratchet and pawl
- Crank and slider
- Pulley and belt
- Cam and follower
-
What component rests on a cam profile and moves as the cam turns?
- Follower
- Driver
- Spur gear
- Axle
-
What is fitted around a rotating shaft to reduce friction and wear?
- Bearing
- Pully
- Strut
- Cam
-
Fitting a larger front chainring on a bicycle has what effect?
- Slower wheel
- Easier pedalling
- Higher gear
- Lower gear
-
Which mechanical system best converts motor rotation into sliding door movement?
- Chain drive
- Bevel gear
- Pully belt
- Lead screw
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