Answer:
M.A = load/ effort
1200N/400N
= 3
velocity ratio= radius of wheel/radius of Axle
40cm/10cm
=4
efficiency= 3/4*100
75%
Mitochondria is the cell organelle the provides energy to function it also helps in respiration .It is called also as the power house of the cell
1. b
2. c
3. a
4. a
5. b
6. should be 2400? unless u put the wrong numbers, it is probably 240 then
Well I can't see the following physical properties you talked about in the question.
Mass per unit volume ratio is called density.
