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I need proficient help in the following problem:
Problem: Evaluate the temperature of the universe when it has cooled enough that photons no longer disassociate the deuteron?
Please show how you obtained the answer.
suppose you construct a barometer filled with an oil d1.25gcm3 in the vertical tube. if the atmosphere has a pressure
an aluminum rod has a resistance of 3.30 ? at 20.0degc. calculate the resistance of the rod at 120degc by accounting
a high-performance dragster with a mass of m 1172 kg can accelerate at a rate of a 31.5 ms2part a write an expression
In a particluar x-ray tube, an electron approaches the target moving at 2 108 m/s. It slows down on being deflected by a nucleus of the target, emitting a photon of energy 35 keV. Ignoring the nuclear recoil, but not relativity, compute the final spe..
Let's us a simple model of a Wii Fit balance board with two forcemeters, one at the left edge and one at the right edge. The width of the board is 0.45 meters. If the left sensor reads F1= 300 N and the right sensor readsF2 = 275 N.
A mechanic tests the tension in a fan belt by pushing against it with his thumb, What is the tension in the belt (while the mechanic is pushing)
A winter hiker's body generates heat at a rate up to an utmost value of 126 W. She is hiking on a brisk day in which the outdoor temperature is 9 °C, whilst wearing a jacket with goose down insulation.
The archerfish hunts by dislodging an unsuspecting insect fromits resting place with a stream of water expelled from the fish'smouth. Suppose the archerfish squirts water with a speed of 1.9 m/sat an angle of 48.0° above the horizontal, and aims f..
a 81.3 g mass of iron is formed into a right circular cylinder shaped so that its diameter equals its height. you will
A 12.5 cm tall soft drink can has a mass of 17.0 g and contains 364 g of soda when full. Where is its center of mass when half full
you are leaking one liter of methyl alcohol methanol every 3 hours. at the start of the day you have a concentration of
A car is traveling at 15 m/s on a horizontal road. The coefficient of kinetic between the tires and road is
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