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A string attached to an oscillator at one end forms 5 nodes (counting the two ends) and produces a frequency of ? = 1.5 kHz. The string is L = 0.8 m long and is under a tension of T = 217 N.
Part (a) What is the linear density of the string?
If the gas pressure and volume both double, what's the change in internal energy, find the internal energy of 1mol of oxygen at 291K and 1.0 atm
Each cable has a length of l = 2.70 -{rm m}. What is the tension T in each of the cables? Use 9.80- {rm m/s}^2 for the magnitude of the acceleration as a result of gravity.
A cardinal (Richmondena cardinalis) of mass 4.10×10^-2 kg and a baseball of mass 0.144 kg have the similar kinetic energy. What is the ratio of the cardinal's magnitude pc of momentum to the magnitude pb of baseball's momentum.
The loaded cab of an elevator has a mass of 3.00 multiplied by 103 kg and moves 171 m up the shaft in 23s at constant speed. At what average speed does the force from the cable do work on the cab?
What is an approximate absorbed dose rate in Gy per day in water at the center of the bucket if 163 atoms of Cs-137 disintegrate per g s? Use the straight-ahead approximation and mean-radius method of calculating the photon dose. Give the answers for..
Two long thin parallel wires 13.0 cm apart carry 32 A currents in the same direction. Determine the magnetic field at point P, 12.0 cm from one wire and 5.0 cm from the other.
Compute the net electric flux through the hull of the submarine. Is the number of electric field lines leaving the submarine greater than, equal to, or less than the number entering it?
A surveyor is using a magnetic compass 5.8 m below a power line in which there is a steady current of 88 A. What is the magnetic field at the site of the compass due to the power line
A horizontal force of magnitude 46.1 N pushes a block of mass 3.64 kg across a floor where the coefficient of kinetic friction is 0.554. find the increase in the kinetic energy of the block
A typical compact disc stores information in tiny pits on the disc's surface. What's the frequency of electromagnetic waves that have a wavelength equal to the typical CD pit size
The Space Shuttle travels at a speed of about 7.60 103 m/s. The blink of an astronaut's eye lasts about 120 ms. How many football fields (length = 91.4 m) does the Shuttle cover in the blink of an eye?
After being accelerated to a speed of 1.7×10 5 m/s, the particle enters a uniform magnetic field of strength 1.00 T and travels in a circle of radius 35.0 cm (determined by observing where it hits the screen as shown in the figure). The results of th..
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