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JEE Main 10 Jan 2019 Shift 2 Solved Paper

Section: Physics
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Question : 28 of 90
 
Marks: +1, -0
A particle which is experiencing a force, given by
→
F
 = 3
^
i
 - 12
^
j
 , undergoes a displacement of
→
d
 = 4
→
i
 . If the particle had a kinetic energy of 3 J at the beginning of the displacement, what is its kinetic energy at the end of the displacement?
[10 Jan 2019 Shift 2]
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