JEE Main & Advanced
Physics
Vectors
Question Bank
Numerical Value Type Questions - Essential Mathematics and Vector
question_answer
A blind person after walking each 10 steps in one direction, each of length 80 cm, turns randomly to the left or to the right by\[90{}^\circ \]. After walking a total of 40 steps the maximum possible displacement of the person from his starting position is \[4\sqrt{a}\]m. Find value of a.