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A sound wave of frequency 1840 Hz., propagating through air at 0 degrees Celsius, has a pressure amplitude of 15.0 Pa. What is the maximum particle speed (in meters/second)?
A star of radius 7.8 × 105 km rotates about its axis with a period of 66 days. Estimate the period of the neutron star
A steel rivet 1.50 cm long and 1.5 mm radius has one end attached to a wall. If the other end is subjected to a shearing force of 6.0 × 104 N, what is the downward deflection
A 3.2-kg block is hanging stationary from the end of a vertical spring that is attached to the ceiling. What is the elastic potential energy of the system when the 3.2-kg block is replaced by a 4.1-kg block
an electric transformer is in a cylinderical tank 60cm in diameter and 1 meter high, with a flat top and bottom. how many degrees will the tanks surface rise above room temperature
An electron moves at a speed of 15000 m/s in a circular path of radius 2.2 cm. Find the strength of the magnetic field inside the solieod
A car traveling on a flat (unbanked) circular track accelerates uniformly from rest with a tangential acceleration of at. Determine the coefficient of static friction between the car and track from these data
A solid bowling ball with a radius of 10.9 cm and a mass of 7.1 kg rolls along a bowling alley at a linear speed of 3.0 m/s. What is its translational kinetic energy
The electric field midway between two equal but opposite point charges is 939N/, What is the direction of the electric field, Calculate the magnitude of the electric field
A flashlight bulb with a potential difference of 6.0 V across it has a resistance of 8.5 W. How much current is in the bulb filament
A 6.00 V lantern battery is connected to a 10.5 (ohm) lightbulb, What is the internal resistance of the battery
A charge of 3.45 µC is uniformly distributed on a ring of radius 9.5 cm. Find the electric field strength on the axis at the following locations. (a) 1.2 cm from the center of the ring N/C (b) 3.1 cm from the center of the ring N/C (c) 4.0 m from ..
A student hits the cork sharply with her fist and the bottom of the bottle breaks. The student's fist has a mass of m = 0.480kg and moves downward at a speed of vi = 5.00m/s. What is the force that the fist exerts on the top of the bottle
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