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A prism whose cross section is shaped like an isosceles right triangle is made from a material with index of refraction, n =1.33. Discover the angle θ of the entering/exiting rays that travel parallel to the lower side (in degrees).
There are two answers required for this question. An engine operates between temperatures of 280 K and 700 K at 62.0 % of its maximum efficiency. how much work does the engine do
A 2.2 kg wood block hangs from the bottom of a 1.2 kg , 1.0-m-long rod. The block and rod form a pendulum that swings on a frictionless pivot at the top end of the rod. A 11g bullet is fired into the block, where it sticks, causing the pendulum to..
The G string on a violin has a fundamental frequency of 196 Hz. It is 28.0 cm long and has a mass of 0.500 g. what is the effective length of her string
In a certain automobile engine, 17% of the total energy released in burning gasoline ends up as mechanical work. What is the engine's mechanical power output if its heat output is 78 kW
A 1,200 W hair dryer is operated on a 120 V circuit for 15 minutes. If electricity costs $0.10/kW h, what was the cost of using the blow dryer.
The cord between the pouch and the person's hand has negligible mass and will break when the tension in the cord is 33.0 N or more. Assume the sling thrower could gradually increase the speed of the stone.
question1drawing velocitytime graphs of the following motions-a a city bus that is moving with a constant velocityb a
question1two charged pith balls are suspended on extremely light 102 strings. each has a mass 10g. in stability the
Object A is metallic and electrically neutral, Object B is identical to object A and is also electrically neutral, It is charged by induction so that it acquires a charge of +3.18E-6 C
2.50 moles of a monatomic ideal gas expand adiabatically from an initial temperature of 300K, What is the final temperature of the gas
A 50-gram ice cube at -30 degrees Celcius is heated until 45 grams has become water at 100 degrees Celcius and 5.0 grams has become steam at 100 degrees Celcius. How much heat was added to acomplish this
Charge q1 = 5.47*10^-8 is placed at the origin. Charges q2 =-1.45*10^-8 C and q3 = 1.95*10^-8 C, Determine the direction of the net electrostatic force on charge q3
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