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monea
Questions (8)
Two masses are slideing on a horizon frictionless surface. A 10 kg mass has a velocity of 9 m/s in the x direction and a 20 kg
1 answer
385 views
With a mass = 10 k
.. the horizontal surface on which the block slides is frictionless. The speed of the block before it touches
0 answers
674 views
A 2.0 mass tied to the end of a 1.5m string swings as a pendulum. At the lowest point In its swing, the speed of the mass is 4.6
0 answers
463 views
I post this early ; but didn't understand the answer..
a 3-kg object falls from a height of 10m to the ground. The work done by
0 answers
394 views
Give the potential energy function U = 2×^2-25×: determine the force function for this potential.
1 answer
420 views
Give the potential energy function U = 2×^2-25×: determine the force function for this potential.
1 answer
400 views
A 3 kg objects falls from a height of 10 m to the ground. the work done by air resistance is 20 J. What is the kinetic energy of
1 answer
444 views
Let x be the number of courses for which a randomly selected student at a certain university is registered. The probability
2 answers
3,769 views
