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Two slits are separated by 0.135 mm. An interference pattern is formed on a screen 49.0 cm away by 656.3-nm light. Calculate the fraction of the maximum intensity a distance 0.600 cm away from the central maximum.
A stone is thrown horizontally from the roof of a tall building with a speed of 23.3 m/s. how far from the building will the stone land
Two charges, -15 and +3.7 µC, are fixed in place and separated by 2.8 m. (a) At what spot along a line through the charges is the net electric field zero? Locate this spot relative to the positive charge. (Hint: The spot does not necessarily lie b..
A softball, of mass m = 0.183 kg, is pitched at a speed v0 = 26.9 m/s. Due to air resistance, by the time it reaches home plate it has slowed by 11.9%. Calculate the average force of air resistance
A hollow cubical box is 4.09 m on an edge. This box is floating in a lake with one-third of its height beneath the surface. What is the depth of the water in the box at the instant the box begins to sink
A uniform thin rod of length 0.40 m and mass 3.0 kg can rotate in a horizontal plane about a vertical axis through its center. what is the bullet's speed just before impact
A compound microscope has the objective and eyepiece mounted in a tube that is 18.0 cm long. The focal length of the eyepiece is 2.28 cm, what is the focal length of the objective
A basketball leaves a player's hands at a height of 2.10mabove the floor. The basket is 3.05m above the floor. what is the range of initial speeds allowed to make the basket
Sharon is standing on a giant skateboard that is initially at rest. If we ignore frictional effects with the floor, what is the momentum of the skateboard if Sharon walks to the right with a momentum of 1000 kg*m/s?
An electron is launched at 4.7x10 6 m/s into a 2.8 T magnetic field. What is the diameter of its orbit
Now your cousin wants to go on the playground slide, which is 1.5 meters long and has an incline of 30 degrees. what is her final velocity in ms when she reaches the bottom
A converging lens (f = 11.9 cm) is located 30.6 cm to the left of a diverging lens (f = -5.94 cm). calculate the overall magnification
A 67 kilogram crate is dragged across a floor by pulling on a rope attached to the crate and inclined 15 degree above the horizontal. find what is the magnitude of the initial acceleration of the crate
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