Question

A particle is projected from a point (0, 1) on Y-axis (assume + Y direction vertically upwards) aiming
towards a point (4, 9). It falls on ground on x axis in 1 sec. If the speed of projection is √B m/s, where B
is an integer. Find B. Taking g = 10 m/s2 and all coordinate in metres​

Answer 1

Answer:

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