Question1
A shopper pushes a cart 49 m south down one aisle and then turns 90.0° west and moves 16 m. He after that makes another 90.0° turn and moves 18 m.
(a) what is the main possible displacement of the shopper? m ° counter clockwise from west
(b) What is the least possible displacement of the shopper? m ° counter clockwise from west
Question2
Two projectiles B and C are launched from ground level at the same angle above the horizontal. A little later they return to ground level one after the other. The launch speed of B is twice that of C. Neglecting air resistance; find out the ratio of the most height of B to that of C and the ratio of the range of B to that of C.