Find counterclockwise angle vector difference makes
Vector A has components Ax = 1.24 , Ay= 2.21 ; vector B has components Bx= 4.06 , B-y = -3.66. Find the counterclockwise angle the vector difference B-A makes with the +x axis.
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A 17.0-g piece of Styrofoam carries a net charge of -0.75 µC and is suspended in equilibrium above the center of a large, horizontal sheet of plastic that has a uniform charge density on its surface. What is the charge per unit area on the p
A stock has produced average annual returns of 8 percent, 18 percent, 12 percent, and -3 percent over the past four years. What is the geometric average rate of return?
A hockey puck slides off the edge of a table with an initial velocity of 22.0 m/s and experiences no air resistance. The height of the tabletop above the ground is 2.00 m. What is the angle below the horizontal of the velocity of the puck just bef
You purchased a stock one year ago at a price of $55 per share. You have received quarterly dividends of $.35 a share. Today, you sold this stock for $61.50 a share. What is your capital gains yield on this investment?
An existing supply of 5-mm diameter music wire will be used. The spring is to be preset. Determine appropriate values for D, N, and Lf. Check for possible buckling.
When a dielectric is inserted between the plates, completely filling the space, the voltmeter reads 12.5 . What is the dielectric constant of this material?
Calculate the ratio of the original and etched crack tip radii for a eight-fold increase in fracture strength if two/ thirds of the crack length is removed.
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