Question

A point of application of force F = -5 +39 + 2k is moved from 1y = 2+ 7) + 4ť to 12 = 5* +2° + 4k. The work done will be
0-22 unit
0-22 unit
0-30 unit
O +30 unit​

Answer 1

Answer:

rnet=r2-r1= 3i-5j+0k

w=f.s=-15-15+0= -30 unit..

hope so helpful...