20. A point of application of a force F = 5i - 3j + 2k is moved from r1 = 2i+7j+4k to r2 = -5i+2j+ 3k.
The work done will be (a) - 22 units (b) 22 uniG (c) 11 units (d) - 11 unis
20. A point of application of a force F = 5i - 3j + 2k is moved from r1 = 2i+7j+4k to r2 = -5i+2j+ 3k.
The work done will be (a) - 22 units (b) 22 uniG (c) 11 units (d) - 11 unis