1. a) How much work is done on a 750 kg load of bricks by a...

 

Transcribed Image Text:

1. a) How much work is done on a 750 kg load of bricks by a bricklayer if he carried the bricks upward to a height of 8.2 m to repair a chimney? b) If the bricklayer used a mechanical lift that does 2000 J of work what mass could it lift? c) How much power does the lift use if it does it in 12 s? 1. a) How much work is done on a 750 kg load of bricks by a bricklayer if he carried the bricks upward to a height of 8.2 m to repair a chimney? b) If the bricklayer used a mechanical lift that does 2000 J of work what mass could it lift? c) How much power does the lift use if it does it in 12 s?

Answer rating: 100% (QA)

a To calculate the work done on the load of bricks we can use the formula Work Force Distance cos wh... View the full answer