How many joules are in a refrigerator?
For every joule of electricity we put into a refrigerator we can extract up to 25 joules of heat from its contents.
How much work is done when a 700 N refrigerator is lifted straight up a distance of 4 meters in joules?
Work is done in lifting is equal to work done in opposing gravity. Work done in opposing gravity = weight times distance = 700 x 4 =2800 joules
How many calories are in 5100 joules?
5,100 joules = 1,218.1141 calories.