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If the transmission axis of the analyzer makes an angle of 40° with the axis of the polarizer, what is the intensity of the transmitted light?
Consider the function y = cos(x-30). At what degree on the x axis in the first period (0 - 360 degrees) will the function exhibit its negative peak amplitude?
How many seconds after launch does the projectile attain maximum height?
A man walks 5 miles in a direction 30 degrees north of east. He then walks a distance x miles due east. He turns around to look back at his starting point, which is at an angle of 10 degrees south o
A Piece of balsa wood, with density: 0.12g/cm^3, with mass of 30g in air is affixed to alead sinker with a mass of 400g. What will be the apparent mass of this system when immersed in water?
A hollow spherical iron shell floats almost completely submerged in water. The outer diameter is 69.1 cm, and the density of iron is 7.87 g/cm3. Find the inner diameter, in cm.
Find the speed of the large fish just after it eats the small one. How much mechanical energy was dissipated during this meal?
write a rule in function notation that can be used to determine the sales tax on a purchase in Eastchester.
Question: What is the degree measure of the angle through which the hour hand on a clock rotates from 4:00pm to 8:00pm?
A small diameter, 61-cm long, solenoid has 280 turns and is connected in series with a resistor of 184 Ohm. Calculate the magnitude of the magnetic field in the middle of the solenoid when a vol
An ariplane is flying east at a constant altitude of 30,500 meters. When first seen to the east of an observer, the angle of elevation to the airplane is 63.6 degrees. After 33 seconds, the angle of
A current of 4 A flows through the wire with a uniform current density. Find the magnitude of the magnetic field at a distance of 0.6 cm from the center of the wire.
Suppose Alex wants to kick a ball over a 10 foot fence. Assuming that gravity has no effect, at what angle would he have to kick the ball if he were standing 6 feet away from the fence?
Question: A surveyor measures the angle of elevation from eye level to the top of a building as 60 degrees. If he is standing 40 m away from the building and is 1.6 m tall, how high is the building
It is placed in a uniform magnetic field of 62.0mT. The initial angle between the plane of the coil and the magnetic field B is 58.0degrees. What is the magnitude of the torque acting on the coil?
A weight attached to a spring is pulled down 2 inches below the equilibrium position. Assuming that the frequency of the system is 5/π cycles per second, determine a trigonometric model that give
An ac generator with E = Emsin(?dt), is connected to a capacitor with capacitance C. When the current is a maximum, what is the emf (E) of the generator?
Suppose that a weight on a spring has an initial position of s(0)=-5 inches and a period of P=2 seconds. Find a function s(t)=acos(2πFt) that models the displacement of the weight.
A 77 kg rock with a volume of 4 L is completely submerged in water. The density of water is 1 kg/L. What volume of water is displaced by the rock?
A 40607 lb force is applied to a surface that measures 79 in long and 8 in wide. Determine the pressure exerted on the surface by the force in both psi and Pa. 1 Pa = 1.45×10-4 psi.
To calculate the height of a tree, susie measures the angle of elevation from a point A to be 34 deg. she measures her distance to be 8 m from the base of the tree. How high is the tree to the neare
The medians of a right triangle that are drawn from the vertices of the acute angles have lengths of 2√3 and √73. Find the length of the hypotenuse.
A 1.5-kg copper block is given an initial speed of 4.0 m/s on a rough horizontal surface. If the block absorbs 85% of its initial kinetic energy as internal energy, calculate its increase in temperat
From a fixed point, a surveyor locates a pole at 215.6 ft due east and a bulding corner at 358.2 ft at 37.72 degrees north of east. What is the displacement of the building from the pole?
The surface water is at a temperature of 25°C, while the bottom of the pond is at 12°C. Find the rate at which energy is transferred by conduction from the surface to the bottom of the pon