Flat 50% off
BUY NOWEnds in


Add vectors A,B and C each having magnitude of 100 unit and inclined to the X axis at angles 45, 135 and 315 degrees respectively. if you can show me how its solved in video representation,that will be appreciated because in your video lectures, you teach how to solve questions with two vectors only. here this question has three vectors in it.
Updated Wed, 05 Sep 2018 02:58 pm


A man crosses a river in a boat. If he crosses the river in minimum time he takes 10 min with a drift of 120 m. If he crosses the river taking the shortest path, he takes 12.5 min, find
(a) width of the river
(b) velocity of the boat with respect to river
(c) Speed of the current
Updated Thu, 30 Aug 2018 04:03 pm