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Grating calculations: For a red wavelength of 650 nm and a grating with 500 lines/mm, calculate all possible diffraction angles, θ1 , θ2, θ3, θ4,... If R0.500 m tell the positions y1 Y2. Y3 y4 .... of the spots respect the central (m0) spot.
How many pair of spots you get?
How many spots?
Two electrons in the same atom both have n = 3 and = 1. How many quantum numbers are there for the possible states of the atom?
the stanford linear accelerator accelerated a beam consisting of 1.2 1014 electrons per second through a potential
A block of mass M, at rest on a horizontal, frictionless table, is attached to a rigid support with a horizontal spring of force constant k. A bullet of mass m and velocity v parallel to the floor (and table) and collinear with the spring strikes the..
As part of a class project you are given 0.900 g of copper and asked to fabricate a wire by uniform cross-section. You use up 95% of the copper and make a wire with a resistance of 0.693?. The resistivity of copper is 1.72*10-8· m and its density is ..
A charge of -2.85 µC is fixed at the center of a compass. Two additional charges are fixed on the circle of the compass, which has a radius of 0.105 m.
You are standing on a sheet of ice that covers the football stadium parking lot in Buffalo; there is negligible friction between your feet and the ice. If you catch the ball, with what speed do you and the ball move afterwards
A 1128 kg car and a 2210 kg pickup truck approach a curve on the expressway that has a radius of 272 m. A) At what angle should the highway engineer bank this curve so that vehicles traveling at 72.9 can safely round it regardless of the condition..
A typical capacitor in a laptop computer or MP3 player has a capacitance of around 1 nF (= 1.00 x 10-9 F). What is the maximum safe operating voltage of this capacitor
What is the speed of the garbage truck, in meters per second, just after it hits and adheres to a trash can that is 80.5 kg and initially at rest?
A horizontal force of 50 N pushes a box that weighs 75 N across the floor at a constant speed. What is the power generated by the applied force
An Olympic long jumper is capable of jumping 8.0 meter. Suppose that his horizontal speed is 8.9 m/s as he leaves the ground, Calculate how high does the jumper go
1. A 10-kg body is observed to have an acceleration of 5 m/s². What is the net force acting on it? A force of 80N gives an object of unknown mass an acceleration of 20 m/s². What is its mass?
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