(1)An antiaircraft shell is fired vertically upward with a
nuzzle velocity of 1000 ms¹. Calculate
Maximum height it can attain
Time taken to reach maximum height
(a)
(b)
(c)
The instantaneous velocities at the end of
20sec and 50sec ) holding
When will its height be 37.5km?
(d)
(ii) Define uniform acceleration