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Joeline
Questions (4)
A 2.0 kg ball moving with a speed of 3.0 m/s hits, elastically, an identical stationary ball as shown. If the first ball moves
0 answers
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A hand gun fires a 12.0 g bullet at a speed of 400 m/s.
What is its kinetic energy? At what speed must a motorcycle of mass 173
1 answer
677 views
A 0.60 kg sphere rotates around a vertical shaft supported by two strings, as shown. If the tension in the upper string is 18 N.
1 answer
574 views
Three objects are connected on an inclined table as shown in the diagram below. The objects have masses 8.0 kg, 4.0 kg and 2.0
2 answers
886 views
Answers (1)
Three objects are connected on an inclined table as shown in the diagram below. The objects have masses 8.0 kg, 4.0 kg and 2.0 kg as shown, and the pulleys are frictionless. The tabletop is rough, with a coefficient of kinetic friction of 0.47, and makes
