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Grade: 12th pass
        
A variable force is given as F=3x2i+4yj were F,x,y are in units.The work done by this particle in moving a particle from point (1,2) to 2,1) is 
Ans-1J
one year ago

Answers : (1)

Saurabh Koranglekar
askIITians Faculty
3160 Points
							F = 3x2i  + 4y j
distance = (2-1)i + (1-2)j

Work = dot product(F,s)

W= 3-4 joules
W=-1
one year ago
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