A train is moving on a straight track with acceleration a. A passenger drops a stone. What is the acceleration of stone with respect to passenger?

A train is moving on a straight track with acceleration a. A passenger

1.	A train is moving on a straight track with acceleration a. A passenger drops a stone. What is the acceleration of stone with respect to passenger?
Answer» Solution :`SQRT(a^(2)+g^(2))` where g = ACCELERATION DUE to GRAVITY.