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Can you explain the surface temperature of the Sun is about 5750 K. What is this temperature on the Fahrenheit scale?
A 1986 kg Oldsmobile traveling west on Saginaw Street at 16.0 m/s is unable to stop on the ice covered intersection for a red light at Abbott Road. The car collides by a 4144 kg truck hauling animal feed south on Abbott at 10.6 m/s. The two vehicles ..
On aircraft carriers, catapults are used to accelerate jet aircraft to flight speeds in a short distance. How large is the force that the catapult must exert on the jet
A monatomic ideal gas that is initially at a pressure of 1.52×105 Pa and with a volume of 7.50×102 m3 is compressed adiabatically to a volume of 3.80×102 m3. How much work is done by the gas in the compression
A 5.7-kg block of aluminum is heated from 30°C to 70°C at atmospheric pressure. Find the amount of energy transferred to it by heat
A star with an initial radius of 1.0 x 108 m and a period of 30.0 Earth days collapses suddenly to a radius of 1.0 x 104 m,
If the velocity of the airplane according to an observer on the ground is 40.0 m/s [53o N of W], what was the wind velocity?
What could be sources of error for diffraction and interference with reflection gratings (DVD). The purpose of the lab is to determine the spacing of the data tracks on a DVD lab
In a student laboratory exercise, the wavelength of a 44,300 Hz ultrasound wave is measured to be 0.792 cm. Find the air temperature (in K).
What is the ratio of the new potential energy to the potential energy before the insertion of the dielectric? Edge effects can be neglected.
a tiny sphere of mass 7.90 microg and charge ?2.80 nc is initially at a distance of 1.74 microm from a fixed charge of
Two slits spaced 0.445 mm apart are placed 55.0 cm from a screen. What is the distance among the second and third dark lines of the interference pattern on the screen when the slits are illuminated with coherent light by a wavelength of 540 nm?
A projectile is launched with 200 kg m/s of momentum and 1000 J ofkinetic energy. What is the mass of the projectile
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