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A taut rope has a mass of0.165kg and a length of3.80m. What power must be supplied to the rope in order to generate sinusoidal waves having an amplitude of0.100m and a wavelength of0.520m and traveling with a speed of29.0m/s?
A bullet is fired from a gun whose barrel is 0.600 m long. The bullets mass is 5.00 g and its velocity is 300m/s when it leaves the gun's muzzle. what was the average force acting on the bullet
A sealed cubical container 17.0 cm on a side contains three times Avogadro's number of molecules at a temperature of 21.0°C. Find the force exerted by the gas on one of the walls of the container
There are four answers required for this question. A playground merry-go-round (like a disk) has a mass of 220 kg and a diameter of 4.4 meters is rotating at 30 rpm. What is the rotational kinetic energy of the merry-go-round after the children jum..
A 1.50m long ramp is inclined at 20 degree to the horizontal. A solid ball is released from rest at the top of the ramp. Find its translational acceleration
What is the required resistance of an immersion heater that will increase the temperature of 0.50 kg of water from 10.0°C to 50.0°C
A 3.80-mm-wide bolt is viewed with a9.30-cm-focal-length lens. A normal eye views the image at its near point. Calculate the angular magnification
A lady ate a whole medium size pizza storing up 120 food Calories. This energy is used to heat up 2 liters of water from a certain initial temperature to a final temperature of 80 deg.C
A proton in the upper atmosphere moves at 8.6×105m/s , perpendicular to Earth's magnetic field, Find the curvature radius of the proton's trajectory
Television sets sometimes use a rabbit ears antenna to the right. A rabbit-ears antenna consists of a pair of metal rods. The length of each rod can be adjusted to one quarter of the wavelength of an electromagnetic wave whos frequency is 125 Mhz...
A pipe open at both ends has a fundamental frequency of240Hz when the temperature is 0°C. What is the length of the pipe
Use the ground-state wave function of the simple harmonic oscillator to find Δx. Assume that α=mω/h_ E=(1/2)h_*ω
A batter hits a 0.14kg baseball that was approaching him at 30.0 m/s and, accordingly, the ball leaves the bat at 40.0 m/s in the direction of the pitcher. The ball remains in contact with the bat for 2ms. What is the average force exerted by bat.
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