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A large air conditioner has a resistance of 6.0 Ohm and an inductive reactance of 16 Ohm. The air conditioner is powered by a 55.0 Hz generator with an rms voltage of 220 V.
Find the impedance of the air conditioner.
Z = ??? Ohm
Find the rms current.
I(rms) = ??? A
A rock is tossed straight up with a velocity of 14 m/s When it returns, it falls into a hole 10m deep.
In a three pulley system a man who weighs 875.0N is standing upright holding on one end of the rope while the other end is tied to his feet. Estimate the normal force from the ground
An experiment measures the temperature of a 270 substance while steadily supplying heat to it. The results of the experiment show. What are (a) specific heat of the liquid phase and (b) the heat of vaporization.
A horizontal water main with a cross-sectional area of 188 cm^2 necks down to a pipe of area 49.0 cm^2. Determine the flow rate through the system
One of the asteroids, Asty, looks like an elongated potato. Surprisingly it has a tiny (compared to Asty) spherical moon! what must your orbital speed be
Calculate the time it will take this block when released from rest to travel a distance of 0.3 m along the ramp
A uniform field E = -170000 j N/C exists between two plates of length L = 3 cm. Find the angle at which it emerges
An infinitely long line of charge has a linear charge density of 8.00×10-12 C/m. A proton is at distance 16-cm from the line and is moving directly toward the line with speed 1200 m/s.
Four protons, each with charge +e, are fixed at the corners of a square of side length a, Determine magnitude and direction of the electric field E
For exercise, a 60 kg athlete runs up a 10-m high hill in 30 seconds. Assume the efficiency of the human body is 25%. Determine her metabolic power
The lenes of a particular set of binoculars have a coating with index of refraction n=1.38, If the lenses refelct a wavelength of 540nm the most strongly, what is the minium thinkcness of the coating
A block of mass m= 2.00kg is released from rest at h=0.500m above the surface of a table, at the top of a 30 degree incline. What is the velocity of the block as it leaves the incline
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