A the current in a 75 mh inductor changes uniformly by 200
a.) The current in a 75 mH inductor changes uniformly by 200 mA in 0.1 ms. What is the voltage across it?
b.) Determine the inductance of an air core coil with length 20 cm, 200 turns and a diameter of 2 cm.
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A 0.2500 g sample of impure potassium chloride was treated with an excess of AgNO3. The precipitate was filtered, washed, and dried in a crucible with an empty mass of 34.9736 g.
A test charge q located at the origin is displaced by a distance l << d along the positive x-axis. Find an approximate expression for the electric force acting on the charge.
The crystal structure of an element X can be described as follows: X atoms form a face-centred cubic lattice with an edge length of 356.7 pm. In addition, there are X atoms occupying every other tetrahedral site in the face-centred cubic lattice.
What is the acceleration due to gravity - The mass of the wire is negligible compared to the mass of the ball. Determine the acceleration due to gravity.
a.) The current in a 75 mH inductor changes uniformly by 200 mA in 0.1 ms. What is the voltage across it b.) Determine the inductance of an air core coil with length 20 cm, 200 turns and a diameter of 2 cm.
A spherical weather balloon is filled with hydrogen until its radius is 3.40 m, Find the buoyant force acting on the balloon, assuming the density of air is 1.29 kg/m3.
Lead ions can be removed from solution by precipitation with sulfate ions. Suppose that a solution contains lead(II) nitrate. Write complete ionic equation to show the reaction of aqueous lead(II) nitrate with aqueous potassium sulfate to form sol
What is the current if the voltage source is reduced to 80% of the original value. Will the current increase or decrease and by how many percent if the total resistance of the circuit is 10% of its original value.
A 22.5-kg rock is sliding on a rough, horizontal surface at 9.50 m/s and eventually stops due to friction. What average power is produced by friction as the rock stops
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