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The Eiffel tower in Paris is made of iron. It is 300 meters tall on a cold day (T = - 5 degrees Celsius). What is its height on a hot day when the temperature is 35 degrees Celsius? (your answer should be in SI units and rounded to 3 decimal places)
A balloon is filled with helium at a pressure of 2.3×105 Pa. The balloon is at a temperature of 14ºC and has a radius of 0.27 m. How many helium atoms are contained in the balloon
X-rays having an energy of 250 keV undergo Compton scattering from a target. Find the Compton shift at this angle
An insulated Thermos contains 138cm3 of hot coffee at 95 °C. You put a 12g ice cube at its melting point to cool the coffee. By how numerous degrees has your coffee cooled once the ice has melted and equilibrium is reached.
A weather balloon rises by the atmosphere, its volume expanding from 4.4m^3 to 10m^3 as temperature drops from 17 Degrees C to -13Degrees C.
The rms current in a solenoid is 0.036 A when the solenoid is connected to a 18 kHz generator. What is the peak voltage of the generator
Two thin lenses with a focal length of magnitude 19.5 cm, the first diverging and the second converging, are located 14.6 cm apart. What is the height of the final image
A 91.6-kg astronaut and a 1180-kg satellite are at rest relative to the space shuttle. find the initial distance from the shuttle to the astronaut
You are given three resistors, each of 10 kQ, and a 9-V battery whose negative terminal is connected to ground. What is the output resistance (i.e., the Thevenin resistance) of each
As part of a safety investigation, two 1700 cars traveling at 18 are crashed into different barriers. Find the average forces exerted on (a) car that hits a line of water barrels and takes 1.80 to stop, and (b) car that hits a concrete barrier and t..
q1. a student calculates the frequency of a waveform produced through a tuning fork to be 303 hz. if the tuning fork is
Two different simple harmonic oscillators have the same natural frequency (f=9.50 Hz) when they are on the surface of the Earth. Calculate the new frequency of the vertical spring and mass
A sled starts from rest at the top of a hill and slides down with a constant acceleration. What is the speed of the sled when it passes the 14.4-m point
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