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A monochromatic light is incident on a single slit of width 0.800 mm, and a diffraction pattern is formed at a screen that is 0.800 m away from the slit. The second-order bright fringe is at a distance 1.60 mm from the center of the central maximum. What is the wavelength of the incident light?
After landing on an unfamiliar planet, a space explorer constructs a simple pendulum of length 53.0 centimeter. Find the value of the acceleration of gravity on this planet
If the incident angle from the air is 30 degrees and the refracted angle within the glass in 20 degrees what is the index of refraction of the glass plate
A piece of charcoal used for cooking is found at the remains of anancient campsite. compute the age of the charcoal
an indestructible bullet 2.00 cm long is fired straight through a board that is 10.0 cm thick. the bullet strikes the
A hunter aims directly at a target ( on the same level ) 75 maway. If the bullet leaves the gun at a speed of 180 m/s, by how much will it miss the target? ( ask for distance)
A baseball outfielder throws a 0.150 kilogram baseball at a speed of 40.0 m/s and an initial angle of 30 degree. Find the kinetic energy of baseball at highest point of its trajectory
q1. an ambulance travelling at 39 ms approaches a car heading in the same direction at a speed of 19 ms. the ambulance
A 25 kg swings on a playground swing. If the swing hangs down 3 m from the top bar, and the child swings out 20 degrees, what is the change in potential energy of the child
Determine what is the linear speed of the earth in its orbit about the sun? Give your answer in meters per second. (Consider the earth's orbit to be a circle of radius 1.50×1011 m.)
Draw a circuit with a 9 V battery and two resistances of 5 and 12 connected in parallel. Place an ammeter in the circuit to gauge the current in the 12 resistor, and a voltmeter to gauge the voltage across the five resistors.
A 73.0 kg construction worker stands at the far end of the beam.What is the magnitude of the torque about the point where the beam is bolted into place .
a frictionless roller coaster starts from rest 24m above the ground. part a whats its speed when it reaches the ground?
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