Ball (A) is released from rest at a height of (40 m) at the same time a ball (B) is thrown upward, (5 m) from the ground. The balls pass one another at a height of ( 20 m).Find: The speed at which ball (B) was thrown upward.

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4. Ball (A) is released from rest at a height of (40 m) at the same time a
ball (B) is thrown upward, (5 m) from the ground. The balls pass one
another at a height of ( 20 m).Find: The speed at which ball (B) was
thrown upward.
Transcribed Image Text:4. Ball (A) is released from rest at a height of (40 m) at the same time a ball (B) is thrown upward, (5 m) from the ground. The balls pass one another at a height of ( 20 m).Find: The speed at which ball (B) was thrown upward.
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