Moment, Pressure, and work Flashcards
1
Q
Define elastic
A
Changes shape but returns
2
Q
Define Plastic
A
Changes shape and do not return
3
Q
Define Torque
A
How much turning effect you can get.
4
Q
What is the principle of moments?
A
clockwise = anti-clockwise
F1 * D1 = F2 * D2
5
Q
Define pressure
A
A measure of how much force is acting on an area
6
Q
What is the formula for pressure?
A
Pressure = Force / Area
7
Q
What are the 3 possible types of energy?
A
Chemical
Gravitational
Kinetic
Heat
Thermal
Elastic
Sound
8
Q
What is another way of saying work done?
A
energy transferred
9
Q
What is the formula for work done?
A
Work done = Force * Distance
10
Q
What is the formula for Power?
A
Work done / Time taken