Test Academy | For a given velocity, a projectile has the same range R for two angles of projection if t1 and t2 are the times of flight in the two cases then t1 t2 ∝ R², t1 t2 ∝ R, t1 t2 ∝ 1/R, t1 t2 ∝ 1/R²

Question

For a given velocity, a projectile has the same range R for two angles of projection if t1 and t2 are the times of flight in the two cases then

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