is an isosceles triangle right angled at . Forces of magnitude , and act along and respectively. The magnitude of their resultant forces is
Explanation for the correct option:
Step-1: Draw the figure with forces marked on sides:
Let is the resultant force
From the figure, we get
—
—
Step- 2: Solutioj of equation and
Square and add and :
is a right angled isosceles triangle.
Hence, option ‘B’ is correct.