Evaluate the Line Integral Over the Given Curve $C$

Short Answer

Evaluate the line integral over the given curve $C$ .
$$\int _ { C } 3 y ^ { 2 } z d s ; C : \mathbf { r } ( t ) = 2 t \mathbf { i } + \sin 7 t \mathbf { j } + \cos 7 t \mathbf { k } , 0 \leq t \leq \frac { \pi } { 2 }$$