Question

all formulas of physics class 9 with proof

Answer 1

formulas related to motion
1) A= v-u ÷t
2) v= u+at
3) s= ut+ 1÷2 at square
4) 2as=v square- u square

formulas related to force and laws of motion
1) f=mg or f= ma
2) conservation of momentum
3) opposite force = action force
4) p= mv

formulas related to work and energy
1) w= f×s
2) w= ma × s
3)kinetic energy = 1÷2 mv square
4) potential energy = mgh
5) kinetic + potential energy = mechanical energy
6) power = work ÷ time
7) energy = power ÷ time

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Answer 2

formulas related to motion

1) A= v-u ÷t

2) v= u+at

3) s= ut+ 1÷2 at square

4) 2as=v square- u square

formulas related to force and laws of motion

1) f=mg or f= ma

2) conservation of momentum

3) opposite force = action force

4) p= mv

formulas related to work and energy

1) w= f×s

2) w= ma × s

3)kinetic energy = 1÷2 mv square

4) potential energy = mgh

5) kinetic + potential energy = mechanical energy

6) power = work ÷ time

7) energy = power ÷ time

hope this formulas will help you

and plz follow me back

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