Physics, 29.05.2020 00:59 adrianaa52
A 2.2 m -long wire carries a current of 7.2 A and is immersed within a uniform magnetic field B⃗ . When this wire lies along the +x axis, a magnetic force F⃗ =(−2.6j)N acts on the wire, and when it lies on the +y axis, the force is F⃗ =(2.6i−4.4k)N.
Answers: 2
Physics, 22.06.2019 16:50
Abird flies directly overhead from where you stand at an altitude of 300.0 m and at a speed horizontal to the ground of 20.0 m/s. the bird has a mass of 2.0 kg. the radius vector to the bird makes an angle \thetaθ with respect to the ground. the radius vector to the bird and its momentum vector lie in the xyxy-plane. what is the bird’s angular momentum about the point where you are standing?
Answers: 2
Physics, 22.06.2019 18:40
Which body is in equilibrium? (1) a satellite orbiting earth in a circular orbit (2) a ball falling freely toward the surface of earth (3) a car moving with a constant speed along a straight, level road (4) a projectile at the highest point in its trajectory
Answers: 2
Physics, 22.06.2019 20:00
Using the free-body diagram, calculate the net force acting on the sled. is the sled in a state of dynamic equilibrium?
Answers: 3
A 2.2 m -long wire carries a current of 7.2 A and is immersed within a uniform magnetic field B⃗ . W...
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