एक वस्तु को सीधे ऊपर की ओर प्रक्षेपित किया जाता है और वह 1000 सेमी की अधिकतम ऊंचाई तक पहुंचती है। वस्तु का प्रारंभिक वेग क्या था? (g = 9.8 m/s2 लें)

A stone is thrown vertically downwards with a speed of 5 m/s from the top of a tower. What will be its velocity after 2 seconds? (Take g = 10 m/s2)

A train starts from rest and reaches a velocity of 36 km/h in 3 minutes with uniform acceleration. What is the distance covered by the train during this time?