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The index of refraction of crown glass forviolet light is 1.529, while for red light it is 1.509. Whatis the speed of violet light in crown glass? Answer inm/s.
What is the speed of red light in crownglass? Answer in m/s.
The equation of a transverse wave on a string is y = (4.3 mm) sin[(19 m^-1)x + (300 s^-1)t] The tension in the string is 17 N. (a) What is the wave speed? (b) Find the linear density of this string in grams per meter.
Determine the tension in each string
Suppose that a person pushes a box with a constant force of 100 N over a distance of 25 meters. What is the change in kinetic energy
A horse races once around a circular track in a time of 118s, with a speed of 17 m/s. What is the radius of the track? How do you go about solving this.
The Space Shuttle travels at a speed of about 7.60 103 m/s. How many football fields (length = 91.4 m) does the Shuttle cover in the blink of an eye
A typical steel B-string in a guitar resonates in its fundamental frequency at 240 Hertz. Find the wavelength of the third harmonic of the guitar string
A bullet of mass 7.00g is fired horizontally into a wooden block of mass 1.29kg resting on a horizontal surface. The coefficient of kinetic friction between block and surface is 0.250. The bullet remains embedded in the block, which is observed to..
If the net work done on an object is zero, what can you determine about the object's kinetic energy?
The 1 kg block is tied to the wall with a rope. It sits on top of the 2 kg block. The lower block is pulled to the right with a tension force of 20 N. The coefficient of kinetic friction at both the lower and upper surfaces of the 2kg block is = 0..
After falling from rest from a height of 28 m, a 0.54-kg ball rebounds upward, reaching a height of 18 m. what average force was exerted on the ball
An Italian chef, who is very scientific in her approach to cooking, measures the specific heat of a porcini mushroom by placing it in a calorimeter filled with 0.678 kg of olive oil at 13.2°C. What is the specific heat of the mushroom
A house painter stands 3 m above the ground on a 4.9-m-long ladder that leans against the wall at a point 4.7 m above the ground. find the force of friction that the driveway exerts on the bottom of the ladder
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