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Q.

How much work is done when a 700 N refrigerator is lifted straight up a distance of 4 meters in joules?

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Asked by narendra sharma, 09 Dec '12 12:33 pm
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Answers (6)

 
1.

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
Answered by iqbal seth, 09 Dec '12 12:38 pm

 
  
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2.

Two thousand eight hundred jules
Answered by rajan, 16 Dec '12 05:58 pm

 
  
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3.

Work = Force x distance = 700N x 4m = 2800Nm = 2800 Joules
Answered by anil garg, 09 Dec '12 04:34 pm

 
  
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4.

Two thousand eight hundred joules
Answered by Quest, 09 Dec '12 04:06 pm

 
  
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5.

It will require me to pay Rs 300 to the labours and work will b done
Answered by gaurav, 09 Dec '12 02:02 pm

 
  
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6.

Two thousand eight hundred joules
Answered by PARTHA PATHAK, 09 Dec '12 12:54 pm

 
  
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