A particle moves from position 3i+2j-6k to 14i+13j+9k due to a uniform force of (4i+j+3k )N . If the displacement in meters then work done will be

Question

Accepted Answer

Correct answer: A. (a) S=r_2-r_1 W=F .S =(4i+j+3k) .(11i+11j+15k) = (4 11+1 11+3 15 )=100J .

$A particle moves from position 3 i + 2 j - 6 k to 14 i + 13 j + 9 k due to a uniform force of (4 i + j + 3 k) N . If the displacement in meters then work done will be$