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A 3440 kg statue is supported by a glass stand. The cross-section of the stand is square, 0.15 m to a side. Before the statue was placed on the stand, it was 1.90 m high. How much is the stand compressed by the statue? Please show all formulas and steps to receive a 5 star rating. Thank you.
The yellow light from a helium discharge tube has a wavelength of 587.5 nm. Calculate the number of lines per centimeter on the grating
q1. a cube of ice is taken from the freezer at -8.6degc and placed in a 102 g aluminium calorimeter filled with 286 g
Three point charges are on the x-axis. The first is located at -4 meters asn has a charge of -6 coulombs. What is the net force on the charge at the origin
A ball of mass 4.9 g with a speed of 22.5 m/s strikes a wall at an angle 29.0o and then rebounds with the same speed and angle. compute the average force exerted by the ball on the wall
Asterix and Obelix are standing on skateboards on level ground 2 m apart. Obelix holds a ball of mass 1 kg. in which direction will the center of mass move
Young's double-slit experiment is performed with 570 nm light and a distance of 2.00 m between the slits and the screen. The tenth interference minimum is observed 7.64 mm from the central maximum. Settle on the spacing of the slits.
Two lightbulbs operate on the same potential difference. Bulb A has four times the power output of bulb B. What is the ratio of the current in bulb A to the current in bulb B?
A cardboard box slides along a wood floor with an ini - tial velocity of 5.00 m/s. what is the coefficient of kinetic friction between floor and box
For the infinite square well problem an electron spends 40% of its time in the n=3 state and 60% of its time in the n=5 state. What is the average energy of the electron
Monochromatic blue light that has a frequency of 6.5e14 Hz is traveling through a piece of flint glass (n=1.66). what angles incidence result in total internal reflection
A brass rod with a length of 1.40m and a cross-sectional area of 2.37cm2 is fastened end to end to a nickel rod with length L and cross-sectional area 0.720cm2, What is the strain in the nickel rod
Jack and Jill ran up the hill at 3.3 m/s . The horizontal component of Jill's velocity vector was 2.0 m/s. What was the angle of the hill? Illustrate what was the vertical component of Jill's velocity?
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