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One force acting on a machine part is F = ( - 5.00 N) i hat+ (4.00 N) j hat. The vector from the origin to the point where the force is applied is r = (- 0.450m) i hat + (0.150m) j hat
1. Use the right-hand rule to determine the direction of the torque.
A. Into the plane of the page.
B. Out of the plane of the page.
2. Calculate the torque produced by this force.
An ideal transformer has 255 loops in its primary coil and 125 loops in its secondary coil. what is the current in the secondary loop
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A metallic hoop of radius 0.5m is perpendicular to a magnetic field into the page. What direction is the current induced in the hoop
A coil of 15 turns and radius 10.0 cm surrounds a long solenoid of radius 2.00 cm and 1000 turns/meter. The current in the solenoid changes as I = (5.00 A) sin(120t). Find the induced emf in the 15-turn coil as a function of time.
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How high is the top of the ski lift relative to base.
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a coil has an inductance of l=0.65mh and resistance of r=0.75 ohms . it is connected to the terminals of a battery with a emf of 1.5V, find the final steady-state or equilibrium current
A manchine part has the shape of a uniform sphere of mass 225g and diametere 3.00cm. It is spinning about a frictionless axle through its center, how long will the part spin until it stops
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