General Physics- Equations

Question 0

For acceleration

Answer 0

a=v-u/t

Question 1

For constant motion, including speed/velocity, distance and time

Answer 1

Speed=distance/time

Question 2

For weight

Answer 2

w=mg

Question 3

For Density

Answer 3

Density(rhoo)= m/v

Question 4

For force

Answer 4

F=ma

Question 5

Hooke’s law (with force, extension and a spring constant)

Answer 5

F=ke

Question 6

For moment

Answer 6

Moment force=fd

Question 7

For work done

Answer 7

Wd=fd

Question 8

For kinetic energy

Answer 8

KE=1/2mv2

Question 9

For potential energy

Answer 9

PE=mgh

Question 10

For power

Answer 10

P=e/t or P=wd/t

Question 11

For efficiency

Answer 11

Efficiency=useful power out/total power in

Question 12

For Pressure

Answer 12

P=f/a

Question 13

For Pressure due to liquid

Answer 13

P=rhoo(density) x g x h