The ball is projected up from ground with speed \[30\text{ }m/sec\]. W – McqOptions

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1.	The ball is projected up from ground with speed \[30\text{ }m/sec\]. What is the average velocity for time 0 to 4 sec?
A.	\[10\text{ }m/sec\]
B.	\[20\text{ }m/sec\]
C.	\[\text{15 }m/sec\]
D.	\[zero\]
Answer» B. \[20\text{ }m/sec\]

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