|
Title: A 100%-efficient engine is being used to raise a 89-kg crate vertically upward at a steady rate. If ... Post by: Pd96 on Nov 29, 2016 A 100%-efficient engine is being used to raise a 89-kg crate vertically upward at a steady rate. If the power output of the engine is 1620 W, how long does it take the engine to lift the crate a vertical distance of 18.7 m? Friction in the system is negligible.
Title: Re: A 100%-efficient engine is being used to raise a 89-kg crate vertically upward at a steady rate. ... Post by: slicealemon on Nov 29, 2016 Content hidden
Title: Re: A 100%-efficient engine is being used to raise a 89-kg crate vertically upward at a steady rate. If ... Post by: Pd96 on Jan 14, 2017 You saved my life, thanks
Title: Re: A 100%-efficient engine is being used to raise a 89-kg crate vertically upward at a steady rate. ... Post by: Fatima Turtles on Feb 29, 2020 thanks!
|