Question: Show that the solid angle subtended by a rectan- gular area W x L. at a point distance from the center of the area on a line perpendicular to the center of the area is given by w 2 = 4tan Ite? + in which e = W/L and n = 2:/L.

Science; Physics; Physics questions and answers; Question 1 Up Down In the figure provide, a rectan lar loop of copper wire is half in and half aut a magnetic field. ?fthe loop is released and begins to all, what direction is the net magnetic force on the loop?

Question: 2-40) the bar shown in fig. P2-40 has a 200 x 100-mm rectangular cross section. Determine: A) the normal and shearing stresses on plane a-a.

6.29 A specimen of magnesium having a rectan- gular cross section of dimensions 3.2 mm x 19.1 mm ( in. x in.) is deformed in ten- sion. Using the load-elongation data tabulated as follows, complete parts (a) through (f).

Question: 1. A woman has a farm that is adjacent to a river. Suppose she wants to build a rectan- gular pen for her cows with 900 feet of fencing. If one side of the pen is the river (her Cows will not swim away), what is the area of the largest pen she can build? 2. A rectangular plot of land is to be fenced in using two types of fencing.

Rectan 1. A provincial government has recently legislated on matters to do with the postal service, which would mean: (p. 14) a. They have acted intra vires. b. They have acted ultra vires. C. They have violated the common law. d. They have misrepresented. 2. Which branch of the government is composed of federally and provincially appointed ...

A Norman window is a rectan-gle with a semicircle on top. Suppose that the perimeter of a particular Norman window is to be 24 feet. What should its dimensions be in order to maximize the area of the window and, therefore, allow in as much light as possible?

Multivariable Calculus A circular ring is made of a material with uni- form density e (kg/m). The ring has a rectan- gular cross section, as shown in the figure. The outer radius of the ring is R. We would like to calculate the total mass of the ring.

5.10-10 A hollow steel box beam has the rectan-gular cross section shown in the figure. Determinethe maximum allowable shear force V that may acton the beam if the allowable shear stress is 36MPa.PROBLEM 5.10-10

54. Shown from above in FIGURE P34.54 is one corner of a rectan- gular box filled with water. A laser beam starts 10 cm from side A of the container and enters the water at position x. You can ignore the thin walls of the container. a. If x 15 cm, does the laser beam refract back into the air through side B or reflect from side B back into the ...