Friday
August 22, 2014

Posts by Alysse


Total # Posts: 5

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 ...
October 17, 2012

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 ...
July 9, 2010

Physics
I got 0=4.9t^2-4.4t-74 How can I find t from here?
February 2, 2010

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
February 2, 2010

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?
February 2, 2010

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