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A laser beam is incident at an angle of 41.0° to the vertical onto a solution of corn syrup in water.(a) If the beam is refracted to 20.84° to the vertical, what is the index of refraction of the syrup solution?
(b) Suppose the light is red, with wavelength 632.8 nm in a vacuum. Find its wavelength in the solution.
(c) What is its frequencyin the solution?
(d) What is its speed in the solution?
A student is reading a lecture written on a blackboard. The lenses in her eyes have a refractive power of 54.56 diopters, How far is the blackboard from her eyes
Assume you are 65.00 cm from a plane mirror. What area of the mirror is used to reflect the rays entering one eye from a point on the tip of your nose if your pupil diameter is 5.0 mm.
what would the g-force, kinetic energy and overall force a human head would absorb if they were broadside t-boned by an 80,000 pound tanker that was moving 45 miles per hour and that head absorbing party
Gas lanterns used on camping trips have mantles (small lacy bags that give off light) made from a rayon mesh impregnated with thorium and other materials. A typical mantle contains 439 mg of thorium. What is the reactivity of the mantle
Fusion reactors attempt to utilize the same nuclear reaction that occurs within the sun. Two deuterium nuclei will combine together to form helium if they are close enough, How fast must the deuterium nuclei be going to touch
A police car with a siren of frequency 8 kHz is moving with uniform velocity 36 km/hr towards a tall building which reflects the sound waves. The frequency of the siren heard by the car driver is
Two parallel wires are separated by a distance of 5.00 cm. Each wire carries a current of 2.69 A in the same direction, Is the force attractive or repulsive
A 0.350 kg air-track glider is attached to each end of the track by two coil springs. Find the x-coordinate of the glider at time t= 0.530T, where T is the period of the oscillation
A laserpointer has a beam intensity of 37 W/m2 and a beam radius of 3.1 mm. what is the force on the car
A certain airplane has a speed of 250.0 km/h and is diving at an angle of 30.0° below the horizontal when the pilot releases a radar decoy. The horizontal distance between the release point and the point where the decoy strikes the ground is 700 m..
A man stands at the midpoint between two speakers that are broadcasting an amplified static hiss uniformly in all directions. Find the total sound intensity that the man hears when he is at his initial position halfway between the speakers
You pull your 55.00 kg friend on a 5.00 kg sled across a patch of snow. You pull using a 48-N force on a rope that makes a 35 degree angle with the horizontal. If the friction force between the sled and the snow is a mere 5-N what is the normal fo..
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