A ball is dropped from an elevator at an altitude of 200 m . How much time will the ball take to reach the ground if the elevator is a. Stationary? b. Ascending with velocity 10 m/s? A ball is dropped from an elevator at an altitude of 200 m . How much time will the ball take to reach the ground if the elevator is a. Stationary? b. Ascending with velocity 10 m/s? September 18, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related