A projectile has the same range $R$ for two angles of projection. If $T_1$ and $T_2$ be the times of flight in the two cases, then $R$ is
A projectile has the same range $R$ for two angles of projection. If $T_1$ and $T_2$ be the times of flight in the two cases, then $R$ is
- A
$T_1T_2g$
- B
$\frac{T_1T_2g}{2}$
- C
$(T_1^2 + T_2^2)g$
- D
$\frac{(T_1^2 + T_2^2)}{2}g$
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