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A grating with 1300 slits percentimeter is illuminated with light of wavelength 500 nm.
(a) What is the highest order number that can be observed with this grating?
(b) Repeat for a grating of 13,000 slits per centimeter.
what is the speed of the proton in the beam.define the spread in these values.
A battery has an emf and an internal resistance . When the battery is connected to a 25 ohm resistor, the current through the battery is 0.65 A. Find the battery's internal resistance
A student, starting from rest, slides down a water slide. On the way down, a kinetic frictional force (a nonconservative force) acts on her. how fast is the student going at the bottom of the slide
In a fast-pitch softball game the pitcher is impressive to watch, as she delivers a pitch by rapidly whirling her arm around so that the ball in her hand moves on a circle. Determine the angle of the total acceleration relative to the radial direct..
A microscope has an objective lens of focal length 6.75 mm. The objective forms an image 16.4 cm from the lens. How far from the objective should the object be placed
Assuming the density of seawater is 1.03 g/cm3, find the total weight of water on top of a nuclear submarine at a depth of 155 m, what water pressure would a diver experience at this depth
A large incandescent light bulb used in a spotlight in the 1939 movie "The Wizard of Oz" had an operating temperature of 2500 degrees Kelvin. determine the thermal power from the filament in Joules/second
Estimate how much power is saved if the voltage is stepped up from 240 V to 1200 V and then down again, rather than simply transmitting at 240 V
question1a 55-kg gymnast hangs vertically from a pair of parallel rings.a if ropes supporting the rings are attached to
Using a block of transparent, unknown material, What is the index of refraction of this material
A cockroach of mass m lies on the rim of a uniform disk of mass 4m that can rotate freely about its center like a merry-go-round. compute the angular velocity of the cockroach-disk system
A 130 block on a frictionless table is firmly attached to one end of a spring with = 40. The other end of the spring is anchored to the wall. A 21 ball is thrown horizontally toward the block with a speed of 6.6.
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