If forces of magnitudes 6 and 7 unit acting in the directions `i - 2j + 2k` and `2i - 3j - 6k` respectively act on a particle which is displaced from the point `P(2,-1,-3)` to `Q(5,-1,1)`, then the work done by the forces is

If forces of magnitude 6 and 7 units acting in the direction bari-2barj +2bark and 2bari -3barj -6bark respectively act on particle which is displaced from P (2,-1,-3) to Q(5,-1,1) then the work done by the forces is

Forces of magnitudes 5 and 3 units acting in the directions 6hati + 2hatj + 3hatk and 3 hati - 2hatj +6hatk respectively act on a particle which is displaced from the point ( 2,2,-1) to ( 4,3,1) . The work done by the forces, is

Forces of magnitudes 5 and 3 units acting in the directions 6hati + 2hatj + 3hatk and 3 hati - 2hati +6hatk respectively act on a particle which is displaced from the point ( 2,2,-1) to ( 4,3,1) . The work done by the forces, is

Forces of magnitudes 5 and 3 units acting in the directions 6hati + 2hatj + 3hatk and 3 hati - hati +6hatk respectively act on a particle which is displaced from the point ( 2,2,-1) to ( 4,3,1) . The work done by the forces, is

Forces of magnitudes 5 and 3 units acting in the directions 6hati + 2hatj + 3hatk and 3 hati - hati +6hatk respectively act on a particle which is displaced from the point ( 2,2,-1) to ( 4,3,1) . The work done by the forces, is

Forces of magnitude 3 and 2 units acting in the directions 5 hati + 3 hatj + 4 hatk and 3 hati + 4 hatj - 5hatk respectively act on a particle which is displaced from the point (1 , 1 , -1) to (3 , 3 , 1) . The work done by the forces is equal to

forces of magnitudes 5,3,1 units acting in the direction 6hati+2hatj+3hatk,3hati-2hatj+6hatk,2hati-3hatj-6hatk respectively act on a particle, which is displaced from the point (2,-1,-3) to (5,-1,1). Find the work done by the forces.