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skhan
Questions and answers by visitors named
skhan
Questions (6)
a .415 kg baseball is pitched at 42 m/s. the batter hits it horizontally to the pitcher at 58 m/s.
a) find the change in momentum
2 answers
605 views
Forty eight subjects were randomly assigned to one of 4 treatment conditions in a study of different methods of coping with
1 answer
597 views
A researcher begins with a sample of 60 subjects and randomly assigns 12 to each of 5 treatment conditions. Based on his reading
1 answer
602 views
When empty, a particular helicopter of mass 3770 kg can accelerate straight upward at a maximum acceleration of 1.36 m/s2. A
3 answers
386 views
There are two forces acting on a box of golf balls, F1 and F2. The mass of the box is 0.750 kg. When the forces act in the same
2 answers
568 views
a compact car has mass 725 kg and is moving at 100 km/h.
a) find its momentum b) at what velocity is the momentum of a larger
4 answers
2,385 views
