WorksheetsTechnology Exam Revision
Total questions: 16
Worksheet time: 16mins
What is the name of the force when materials rub against one another?
kinetic force
Friction force
potential force
static force
What object can be used to counter act the forces of friction?
a pulley
a rope
a rachet and pawl
What are 3 examples of a pulley system?
fixed pulley, block and tackle, movable pulley
block, chain and fixed
there is only one type
what is an example of a mechanical control system?
a hydraulic jack
a gear
brakes
What is the turning force of an object also known as?
Torque
Friction
Rotational force
Static force
What is the term for a gear that has made a full turn?
Spin
Revolution
Turn Cycle
What is the term for gears that move in opposite directions?
Counter-rotate
backwards spinning
gears do not move in opposite directions
what is the term used for a device that can allow certain movements but prevent another e.g brakes?
Lateral Device
Mechanism
Control devices
What is Pascals principle?
pressure exerted is not the same as the pressure released
any pressure applied to a fluid inside a closed system will transmit that pressure equally in all directions throughout the fluid
There is no such thing as pascals principle
What is a drive gear?
The gear applying the force to the driven gear
the gear having force applied to it
the first gear in a mechanism
What type of gear system is this an example of?
worm drive gear
pulley
bevel gears
ratchet and pawl
what type of movement does the image of the gears provide?
linear movement
rotational movement
no movement
static movement
What is an example of rotational movement?
a apple falling from a tree
a wheel turning
a wave
a car
What does a hydraulic system refer to?
Using air to compress a liquid
using oil to create an output motion
a way to create force
Compressing an incompresssible liquid in order to create a force
What does a pneumatic system refer too?
a way to tell if a system is functioning
Compressing an incompressible air in order to create an output force
a brake system in a car
the sickness of the lungs
What is the above image an example of?
Bevel gears
Pivot system
Ratchet and Pawl system
