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The clinical effects and withdrawal symptoms of amphetamines…

The clinical effects and withdrawal symptoms of amphetamines are similar to those of:

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The magnitude of a magnetic field a distance 2.0 μmfrom a wi…

The magnitude of a magnetic field a distance 2.0 μmfrom a wire is 11.0 x 10-4 T.  How much current is flowing through the wire?  Assume the wire is the only contributor to the magnetic field.

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A 4.0 μF and 15.0 μFare connected in series, and the series…

A 4.0 μF and 15.0 μFare connected in series, and the series arrangement is connected in parallel to a 20.0 μF capacitor.  How much capacitance would a single capacitor need to replace the three capacitors?

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The three loops of wire shown below are all subject to the s…

The three loops of wire shown below are all subject to the same uniform magnetic field B that does not vary with time.  Loop 1 oscillates back and forth as the bob in a pendulum, loop 2 rotates about a vertical axis, and loop 3 oscillates up and down at the end of a spring. FE-26.png Which loop, or loops, will have an induced emf?

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A charged particle of mass 0.0020 kg is subjected to a 6.0 T…

A charged particle of mass 0.0020 kg is subjected to a 6.0 T magnetic field wich acts at a right angle to its motion.  If the particle moves in a circle of radius 0.20 m at a speed of 5.0 m/s, what is the magnitude of the charge on the particle.  

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A current flowing through a copper wire (which is connected…

A current flowing through a copper wire (which is connected to a battery) is due to

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An electron is initially moving to the right when it enters…

An electron is initially moving to the right when it enters a uniform electric field directed upwards.  Which trajectory shown below will the electron follow? FE-05.png

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Three resistrors are connected in series to a 12 V battery. …

Three resistrors are connected in series to a 12 V battery.  What is the voltage across any one of the resistors?

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Light strikes a diamond (n = 2.42) at an angle of 60o relati…

Light strikes a diamond (n = 2.42) at an angle of 60o relative to the normal to the surface.  What is the angle of refraction?

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The speed of light in a certain medium is 2.2 x 108 m/s.  Wh…

The speed of light in a certain medium is 2.2 x 108 m/s.  What is the index of refraction of this medium?

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