The work done in moving an object along a vector \(\rm \vec d= 5\widehat i + 4\widehat j - 6\widehat k\), if the applied force is \(\rm \vec F= 3\widehat i + 2\widehat j - 4\widehat k\) is

The work done in moving an object along a vector \(\rm \vec d= 5\wide

1.	The work done in moving an object along a vector \(\rm \vec d= 5\widehat i + 4\widehat j - 6\widehat k\), if the applied force is \(\rm \vec F= 3\widehat i + 2\widehat j - 4\widehat k\) is
A.	47 units
B.	45 units
C.	50 units
D.	37 units
Answer» B. 45 units