Physics, 26.10.2021 18:00 jellyangie1
A cart with mass 390 g moving on a frictionless linear air track at an initial speed of 0.80 m/s undergoes an elastic collision with an initially stationary cart of unknown mass. After the collision, the first cart continues in its original direction at 0.50 m/s. (a) What is the mass of the second cart
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Suppose a comet has an orbital period of 309.1 years around the sun. what is it’s average distance from the sun?
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Athin nonconducting rod with a uniform distribution of positive charge q is bent into a circle of radius r. the central perpendicular axis through the ring is a z-axis, with the origin at the center of the ring. a) what is the magnitude of the electric field due to the rod at z = 0? n/c (b) what is the magnitude of the electric field due to the rod at z = infinity? n/c (c) in terms of r, at what positive value of z is that magnitude maximum? r (d) if r = 4.00 cm and q = 9.00 µc, what is the maximum magnitude? n/c
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A cart with mass 390 g moving on a frictionless linear air track at an initial speed of 0.80 m/s und...
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