Wavelength and frequency have a reciprocal relationship. If one doubles, the other halves.
Answer with Explanation:
We are given that
Constant speed of Jane=12.6 m/s
a.When Fred can throw the ball 30 m/s
We have to find the angle relative to the horizontal when he throw the ball in order for Sue to see the ball travel vertically upward.
Let
be the angle .
Therefore,



b.We have to find the height to which ball reach.



Plans used for work that has to do with construction in or around Earth are called, “Civil Plans.”
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