Given below are two statements: one is labelled as Assertion A and the other as Reason R.

Question

G1 Physics · Accepted Answer

For a projectile launched with speed u at angle θ, the horizontal range is R = u² sin2θ / g The range is maximum when sin2θ = 1. Thus: 2θ = 90° θ = 45° Therefore the Assertion is true, the Reason is true, and the Reason correctly explains the Assertion. Hence option C follows.