Question

A projectile can have the same range 'R' for two angles of projection. If 't₁' and 't₂' be the times of flights in the two cases, then the product of the two time of flights is proportional to –

• A. R
• B. $\frac{1}{R}$
• C. $\frac{1}{R^{2}}$
• D. R²

Answer 1

Answer: (A)

R

Answer 2

t₁t₂ = $\frac{2R}{g}$