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Posts by Alysse

Total # Posts: 6

Physics - Check Answers ASAP
Could someone please check over my answers? I'm not very good at physics, and therefore am not sure if I got all of them correct. 1. A skier of mass 70.0 kg is pulled up a slope by a motor-driven cable. How much work is required to pull the skier 60.0 m up a 350 slope (...

PHYSICS
A long-straight wire carries a current and is aligned with the North-South direction. You place a compass 4 cm directly above the wire and above the North/East/South/West plane. The compass needle, which initially pointed North (far away from the wire) is now deflected by 20o ...

physics
Suppose a charge of -2.30 µC is at the origin and a charge of 2.90 µC is at the point (0, 3.00) m. (a) Find the electric potential at (4.00, 0) m, assuming the electric potential is zero at infinity. (b) Find the work necessary to bring a 4.40 µC charge from ...

Physics
I got 0=4.9t^2-4.4t-74 How can I find t from here?

Physics
A brick is thrown vertically upward with an initial speed of 4.40 m/s from the roof of a building. If the building is 74.0 m tall, how much time passes before the brick lands on the ground? I don't get how to solve it still

Physics
A brick is thrown vertically upward with an initial speed of 4.40 m/s from the roof of a building. If the building is 74.0 m tall, how much time passes before the brick lands on the ground?

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