Posted by MATHEWS on .
A force used to lift a 12kilogram mass to a height of 8 meters in 2 seconds does 1040 joules of work.
QUESTIONS:
A;How much force is used?
B;What power is developed?

7th grade 
bobpursley,
Force*distance=1040
you know distance, solve for force.
power= 1040/2 watts 
7th grade 
MATHEWS,
ya but i need answers for questions a and b can u just tell me