Plot No - 15 A, Moti Nagar, Nazafgarh Road, New Delhi - 110015. (011) 4424 4424. View Location. Timings. Mon-Sat : 24 Hours. Google Reviews. 4.8 Ratings. Best Maternity Hospital in Motinagar Delhi with 44,000 sq ft, Apollo Cradle Motinagar is an epitome of our 3 founding stones. Clinical excellence.

The Physics: The answer to this question lies within the conservation of momentum. The collisions between the balls conserve the momentum carried by the in falling ball. When the falling ball collides with the rest of the balls, it stops.