एक पिंड को ऊंचाई से गिराया जाता है। यदि यह 3.0 सेकंड तक स्वतंत्र रूप से गिरता है और g = 10 m/s2 है, तो इसका अंतिम वेग (v) __________ होगा।

A car travels 120 meters north in 10 seconds and then instantly returns to its original position in the next 10 seconds. Which statement best describes the car's average velocity for the entire trip?

When an object is thrown vertically upwards, what will be its velocity at its maximum height?