Find out the period and the wavelength of the wave
A sound wave generated by a clock chime 515M away is heard 1.5 sec later.
Determine the speed of sound in air, and find out the period and the wavelength of the wave, considering a frequency of around 436Hz.
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The person plans to put $500 per quarter into the retirement account paying interest at nominal annal rate of 4% compounded quarterly.
The force on a particle is directed all along the x axis and given by F = 0.88(x/4.0 - 0.69) where x is in meters and F is in Newton. Determine the work done by the force in moving the particle from x = 0 to x = 6.9 m.
At what pressure should the tank be operated? Discuss what will be the composition of the vapor stream? Assume that the vapor is an ideal gas.
A cord is wound about a uniform disk which is free to rotate about its center. The radius of the disk is 15cm. Its mass is around 3.5kg and a 5kg mass is joined to the cord and the system is free from rest. i) Determine the angular acceleration of
A compressed liquid mixture of 42 mol percent n-hexane (1) and58 mol percent ethane (2) is to be fed to a flash tank where the pressure is reduced and a liquid and vapor stream separated.
The person is going to pay off the loan of $20,000 over five years in equal monthly payments. Interest rate is 9% per year compounded monthly. How much interest will person have paid during 1st year?
A person is riding a bicycle, and its wheels encompass an angular velocity of +16.0 rad/s. Then, the brakes are exerted and the bike is brought to a uniform stop. Throughout braking, the angular displacement of all wheels is +11.5 revolutions.
45.5 mL of 0.0505 M NaOH is needed to titrate the HCl remaining in this 25.00-mL portion. What was the original mass of CaCO3 in the piece of chalk?
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