A ball of mass 0.210 kg that is moving with a speed of 7.8 m/s collides head-on and elastically with another ball initially at rest. Immediately after the collision, the incoming ball bounces backward with a speed of 3.8 m/s.
A ball of mass 0.210 kg that is moving with a speed of 7.8 m/s collides head-on and elastically with another ball initially at rest. Immediately after the collision, the incoming ball bounces backward with a speed of 3.8 m/s.
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Transcribed Image Text:Calculate the velocity of the target ball after
the collision.
Express your answer to two significant
figures and include the appropriate units.
VB2
=
Show Transcribed Text
MB
μÅ
=
Value
Units
Calculate the mass of the target ball.
Express your answer to two significant
figures and include the appropriate units.
μÀ
Submit
Value
Units
?
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?
Transcribed Image Text:A ball of mass 0.210 kg that is moving with a
speed of 7.8 m/s collides head-on and
elastically with another ball initially at rest.
Immediately after the collision, the incoming ball
bounces backward with a speed of 3.8 m/s.
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