Producing a magnetic field
It is desired that a solenoid 36cm long and with 430 turns produce a magnetic field within it equal to the Earth's magnetic field (5.0*10^-5T). What current is required?
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A spherical virus has a diameter of 50 nm. It is contained in a long, narrow cell of length 1 x 10-4 m. What uncertainty does this imply for the velocity of the virus along the length of the cell? Assume that the virus has a density equal to that o
Fluids mechanics, Fluid mechanics boundary layer theory...................................................................
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Hal contributes property with a basis of $45,000 and subjects to a $75,000 liability to the partnership for a one- third partnership interest worth $105,000. The partnership assumes the liability.
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A ball is thrown upward from a platform 4.0 m high with a speed of 23 m/s at an angle of 37 o from the horizontal. What is the magnitude of its velocity when it hits the ground?
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