what is speed
Rate of change of position of the object is known as speed.
it may defined as distance per unit time is known as speed. speed = distance/time unit- m/s
Speed can be thought of as the rate at which an object covers distance. A fast-moving object has a high speed and covers a relatively large distance in a given ... SI unit: m/s, m s−1 Dimension: L T−
चाल (speed): किसी वस्तु के विस्थापन की दर को चाल कहते हैं. अथार्त चाल = दूरी / समय यह एक अदिश राशि है
mera number lele speed se samjahuga
the ratio between distance and time called speed, it's so unite ie m/s and it is scalar quantity