Asked by HanuP28O
1. How much work or energy (in J) does a 150 W light bulb convert to heat and light in 1.0 h?
2.The force of gravity on a box of apples is 98.0 N. How much work will you do (a) if you lift the box from the floor to a height of
1.2 m?
(b if you carry the box horizontally a distance of 2.0 m?
2.The force of gravity on a box of apples is 98.0 N. How much work will you do (a) if you lift the box from the floor to a height of
1.2 m?
(b if you carry the box horizontally a distance of 2.0 m?
Answers
Answered by
bobpursley
1 work=powerinWatts*timeinseconds
2. work up=mgh
horizonatlly, h is sero.
2. work up=mgh
horizonatlly, h is sero.
Answered by
tara
540,000 J
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