Home » Classroom » WAEC Physics 2017 Question

The angle at which a projectile must be fired t... - WAEC Physics 2017 Question

The angle at which a projectile must be fired to cover maximum range is 

A
30°
B
45°
C
60°
D
90°
correct option: b

The formula is \(\frac{v^{2}sin2\theta}{g}\) 

And the sine graph is highest at 1 with its inverse as 90°. Hence, \(2\theta\) = 90°

\(\theta\) = 45°

Please share this, thanks:

Add your answer

Notice: Posting irresponsibily can get your account banned!

No responses