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Question: On a calm, bright day, you're scuba diving in a deep lake (n = 1.35), 5.40 m away from your sailboat in the horizontal direction. When you are 2.20 m below the surface, the top of the sailboat mast appears to you to be in a direction 31.0° from vertical.
Question 1: Calculate the height of the mast.
I know the correct answer but explain how to get this answer!
One component of a metal sculpture consists of a solid cube with an edge of length 0.263 m. Find the cube\'s mass
An electron ( mass = 9.11×10?31kg ) leaves one end of a TV picture tube with zero initial speed and travels in a straight line to the accelerating grid, If the accelerating force is constant, compute the acceleration of the electron
A person can't see objects clearly that are closer than 80 cm. What is the refractive power of the contact lenses wouyld you prescribe
The wave function y(x, t) for a certain standing wave on a string fixed at both ends is given by y(x, t) = 3.70 sin (0.220x) cos (270t), What is the speed of transverse waves on this string
question1the follow statement is true or false?the electric field epoint at the center of an induced dipole because of
A lab technician is testing new energy drink formulations on a series of hamsters. The hamsters are given a certain amount of the beverage, and then placed on exercise wheels to observe their energy levels. Due to poor planning, however, each exercis..
The side mirrors on cars are convex mirrors. If the side mirror on the driver side of your car has a focal length with a magnitude of 5.30 m, determine the image distance of the truck
A beam of light is incident on a plane mirror at an angle of 32 degrees relative to the normal. What is the angle between the reflected rays and the surface of the mirror?
a river of width 32 m flows in a straight line the x direction with a speed of 0.25 ms. a boat is rowed such that it
What is highest water pressure at which electrolysis can be performed to derive oxygen and hydrogen? Does the dielectric constant of water, which lowers as pressure increases, have an effect on this?
A heat engine operating between 40oC and 380oC has an efficiency 60% of that of a Carnot engine operating between the same temperatures. at what rate does it exhaust heat
the hour hand and the minute hand of big ben a that elizabeth tower clock in london are 2.70 m and 4.50 m long and have
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