Question

GOOD AFTERNOON GUYS


A force f = 3i + 3j + 3k N acts on a body produced a displacement 2i + 3j – 3km. The work done
is
WW
A) 15 J
B) 6 J
c) 20 J
D) 12 j​
​

Answer 1

$\huge \color{seagreen} \underline \color{pink} \underline \color{pink} \tt\star \: QUESTION \: \star$

A force f = 3i + 3j + 3k N acts on a body produced a displacement 2i + 3j – 3km. The work done is WW A) 15 J B) 6 J c) 20 J D) 12 j

${\Huge{\fcolorbox{pink}{PINK}{ANSWER}}}$

⟹(3i+3j+3k)(2i+3j−3k)5

⟹6+9−9j

⟹6j answer