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Grade: 12th pass

                        

A body is at rest under the action of three forces two of which are F1=4i and F2=6j then the third force

3 years ago

Answers : (2)

Mrigank
31 Points
							It is very simple You just need a force whose components cancel out F1 and F2 completely. Therefore F3=-4i -6j
						
3 years ago
Jai Kumar Choudhary
13 Points
							
Because body is at rest the three forces cancel out each other. Therefore F1+F2+F3 =0             
   Now after putting values we get 
F3=-4i-6i
2 years ago
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