Physics, 25.06.2019 23:10 unknownroses
Avery long, rectangular loop of wire can slide without friction on a horizontal surface. initially the loop has part of its area in a region of uniform magnetic field that has magnitude b = 2.9 t and is perpendicular to the plane of the loop. the loop has dimension 4.0 cm by 60 cm, mass 24 g, and resistance r = 5.0 × 10^−3 ω. the loop is initially at rest; then a constance force fext = 0.18 n is apllied to the loop to pull it out of the field. (a) what is the acceleration of the loop when v = 3.00 cm/s? (b) what is the loop’s terminal speed when the acceleration becomes zero?
Answers: 3
Physics, 21.06.2019 16:30
You throw a baseball directly upward at time t = 0 at an initial speed of 12.3 m/s. what is the maximum height the ball reaches above where it leaves your hand? at what times does the ball pass through half the maximum height? ignore air resistance and take g = 9.80 m/s2.
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Which statements did both aristotle and ptolemy assume? check all that apply.
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You are an astronaut working on the international space station. accidentally, you let go of the handhold and drift off towards earth. the illustration, below, includes the details of your position (not drawn to scale). i’m a little stuck on the gravitational force felt by the astronaut from the iss. a little ?
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Avery long, rectangular loop of wire can slide without friction on a horizontal surface. initially t...
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