A boy, of mass 45 kg, is sliding on ice at a constant 3m/s. When he collides with another boy of mass 50 kg who is traveling at 2 m/s, they become entangled and move off together. Calculate the speed with which they move off after the collision. Select one: a. 2.47 m/s b. 24.7 m/s c. 0.25 m/s d. 247 m/s

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Chapter8: Potential Energy And Conservation Of Energy
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A boy, of mass 45 kg, is sliding on ice at a constant 3m/s. When he collides with another
boy of mass 50 kg who is traveling at 2 m/s, they become entangled and move off
together. Calculate the speed with which they move off after the collision.
Select one:
a. 2.47 m/s
b. 24.7 m/s
c. 0.25 m/s
d. 247 m/s
Finish attempt.
Transcribed Image Text:question A boy, of mass 45 kg, is sliding on ice at a constant 3m/s. When he collides with another boy of mass 50 kg who is traveling at 2 m/s, they become entangled and move off together. Calculate the speed with which they move off after the collision. Select one: a. 2.47 m/s b. 24.7 m/s c. 0.25 m/s d. 247 m/s Finish attempt.
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