# physics

How fast must you lift a 3.60 kg container of milk if the power output of your arm is to be 21.3 W?

how would i approach this question? would i still use P=W/T?

1. 👍
2. 👎
3. 👁
1. Use this equation:
Force x velocity = power
velocity = Power/force
= [21.3 J/s]/(M g)
Use M = 3.60 kg and g = 9.8 m/s^2

1. 👍
2. 👎

## Similar Questions

1. ### math

There are two containers of milk. There is twice as much milk in the first container as in the second. After using 2 gal. of milk from the second container and 3 gal. of milk from the first container, the second container had 4.5

2. ### math

a milkman has 3 containers of 3litres, 7litres and 10litres.the 10litre container is completely filled with milk.the milkman wants to measure 5litre milk.how can he do this with these 3 containers?

3. ### Physics

A pump is required to lift a mass of 750kg of water per minute from a well of depth 13.2m and eject it with a speed of 17.4m/s. A) How much work is done per minute in lifting the water? B) How much in giving the water the kinetic

4. ### Math

A container of milk is 4/5 full.when 10 l of milk is poured into it the container becomes 9/10 full.what is the capacity of the container.

1. ### math

five vessels have equal capacities. Each vessel contains some milk. the ratio of the quantities of milk in these vesseles is 3:4:5:6:7 . the total quantity of milk is 60% of the combined capacity of the vessels. How many vessels

2. ### physical science

a weightlifter raises a 70 kg barbell from the floor to a height of 2.2m in 1.2s. What was his average power output during the lift?

3. ### Physics

The maximum gauge pressure in a hydraulic lift is 19.0 atm. What is the largest size vehicle (kg) it can lift if the diameter of the output line is 32.0 cm?

4. ### physics

please tell me if this is done correctly Find the final equlibirum temperature when 10.0 g of milk at 10.0 degrees C is added to 1.60 * 10^2 g of coffee with a temperature of 90.0 degrees C. Assume the specific heats of coffee and

1. ### math

A recipe requires 3 1/2 cups of milk. Sam put in 1 3/4 cups and emptied the container. How much more milk does she need to put in? Please help ASAP!!! :(

2. ### technology

A hydraulic lift system has an input piston with an area of 0,5 m2 and an output piston whith an area of 2 m2. What force is needes to lift a load of 1000 N?

3. ### physics

A garage lift has input and output circular pistons with diameters of 1 cm and 45 cm respectively. The lift is used to hold up a car with a weight of 1.7×103 N. What is the force on the input piston and what pressure is applied

4. ### physics

A sheet of paper can be withdrawn from under a container of milk without toppling it if the paper is jerked quickly. this best demonstrates that: a) the carton of milk has no acceleration b) there is an action-reaction pair of