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A laser beam is incident at an angle of 36.0° to the vertical onto a solution of corn syrup in water.
(a) If the beam is refracted to 22.84° 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.
nm
(c) What is its frequencyin the solution?
Hz
(d) What is its speed in the solution?
m/s
A 0.20 {rm kg} rock is thrown vertically upward from the top of a cliff that is 31.0 {rm m} high. While it hits the ground at the base of the cliff, the rock has the speed of 31 {rm m/s}. Assume that air resistance can be ignored; find the initial sp..
The drawing shows a skateboarder moving at 6.78 m/s along a horizontal section of a track that is slanted upward by 51.6 ° above the horizontal at its end, find the maximum height H to which she rises above the end of the track
A 56kg skier starts from rest at the top of a 1200-m long trail which drops a total of 230.00 m from top to bottom. At the bottom, skier is moving 11m/s. How much energy was dissipated by friction?
How many 119W light bulbs can you use in a 134V circuit without tripping a 15 A circuit breaker? (The bulbs are connected in parallel that means that the potential difference across each light bulb is 134 V.)
An LC circuit with a 4.90 pF capacitor oscillates in such a manner as to radiate at a wavelength of 3.50 m. What inductance is in series with the capacitor
A car heading north collides at an intersection with a truck heading east. If they lock together and travel at 28 m/s at 22° north of east just after the collision
A 3.2 kg block of wood sits on a table. A 3g bullet, fired horizontally at a speed of 490 m/s, goes completely through the block, emerging at a speed of 250m/s. What is the speed of the block immediately after the bullet exits.
A 56 kg astronaut floating at rest in space outside a space capsule throws his 0.50kg hammer such that it moves with the speed of 14.00 m/s relative to the capsule. What happens to the astronaut? What is the astronaut's speed.
A small car is pushing a larger truck that has a dead battery. The mass of the truck is twice as large as the mass of car. At one instant of time the car and truck both have an acceleration of 3.5 m/s2. Which of the following statements is true? D..
List and explain briefly similarities and differences between the electric force between two charges and the gravitational force between two masses.
An osprey's call is a distinct whistle at 2200 Hz. An osprey calls whereas diving at you, to drive you away from her nest. You hear call at 2220 Hz. How fast is the osprey approaching.
A glucose-winged gull, ascending straight upward at 5.20 m/s drops a shell when it is 12.5 m above ground.
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