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A closed organ pipe is 0.5m long. If the speed of sound is 340m/s ,
a) What is the pipe's fundamental frequency?
b) What is its 1st overtone's freq.
c) what is its 2nd overtone's freq?
Two particles with masses 4m and 3m are moving toward each other along the x axis with the same initial speeds vi. Find the final speeds of the particles
A uniform chain with a mass of 1.38 kg per meter of length is coiled on a table. One end is pulled upward at a constant rate of 0.54 m/s. how much force must be applied to the end being raised
q1. assume you are 75 cm from a plane mirror. what area of the mirror is used to reflect the rays entering one eye from
a copper puece of mass 140g and of temperature 240 degree is placed into 360g of water at temperature 25 degree. Find the final equilibruim temperature
Suppose one gallon of gasoline produces 1.1 × 108 J of energy, and this energy is sufficient to operate a car for twenty miles. how many miles could the car go with that energy
The Tevatron at the Fermi National Laboratory can accelerate protons to a kinetic energy of 1 TeV. In one particular experiment the kinetic energy of the protons is 650 GeV. What is the de Broglie wavelength of these protons
Find the net downward force on the tank's flat bottom, of area 1.60 m^2, exerted by water and air inside the tank and air outside the tank.
question1a simple pendulum consists of an object suspended by a string. the object is supposed to be a particle. the
What is the magnitude of the potential difference between two points that are 1.15 cm and 2.99 cm from a proton? Answer in units of V.
A person pushes a 20 kg shopping cart at a constant velocity for a horizontal distance of 22 m. What is the work done by the gravitational force
An object experiences a constant acceleration of 2.0 m/s^2 along the -x axis for 2.7s, Find the initial velocity vector of the object
What is the speed of the river current. What is the swimmer's speed relative to the shore.
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