Physics, 11.12.2019 18:31 angelblalock5885
A60.0kg person, running horizontally with a velocity of +3.80m/s, jumps onto a 12.0kg sled that is initially at rest. a)ignoring the effects of friction during the collision, find thevelocity of the sled and person as they move away. b) thesled and person coast 30.0m on level snow before coming torest. what is the coefficient of kinetic friction between thesled and the snow?
a)3.17m/s b)0.0171
Answers: 2
Physics, 22.06.2019 01:00
An object is 10 cm from the mirror, its height is 1 cm and the focal length is 5 cm. what is the image height? (indicate the object orientation by including the + or - sign with the answer.) hi = cm +1 -1 +10 -10
Answers: 3
Physics, 22.06.2019 16:00
Rank the six combinations of electric charges on the basis of the electric force acting on q1. define forces pointing to the right as positive and forces pointing to the left as negative. rank positive forces as larger than negative forces. q1,q2,q3 = positive(+) q1 = + q2 = + q3 = - q1 = + q2= - q3= + q1= - q2= + q3= + q1= + q2= - q3= - q1,q2,q3 = negative
Answers: 1
Physics, 22.06.2019 16:50
During a medieval siege of a castle, the attacking army uses a trebuchet to hurl heavy stones at the castle walls. if the trebuchet launches the stones with a velocity of at an angle of 50.0°, (a) how long does it take the stone to hit the ground? (b) what is the maximum distance that the trebuchet can be from the castle wall to be in range? (c) how high will the stones go? show all your work.
Answers: 2
A60.0kg person, running horizontally with a velocity of +3.80m/s, jumps onto a 12.0kg sled that is i...
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