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A 162 g mass is hung on a spring. As a result the spring stretches 19.5 cm. If the object is then pulled an additional 3.0 cm downward and released, what is the period of the resulting oscillation? Give your answer in seconds with 3 significant figures.
An outboard motor for a boat is cooled by lake water at 14.7°C and has a compression ratio of 14.9. Assume that the air is a diatomic gas. Calculate the efficiency of the engine's Otto cycle
Two long thin parallel wires 13.0 cm apart each carry 25 A currents in the same direction as shown in the figure below. What is the magnitude of the magnetic field B_2 at point P from wire 1?
A large flat plate with uniform charge density ? lies on the xy plane. What is the potential difference between the points (0, 0, a) and (a, a, 2a)
a cell membrane has a surface area of 1.00 x 10-7 m2 a dielectric constant of 5.68 and a thickness of 8.32 nm. the
The magnitude of the force the sun exerts on Uranus is 1.41X10^21 newtons. Explain how it is possible for the sun to exert a greater forceo n Uranus then Neptune exerts on Uranus. A 2.0 kg object is falling freely near Earth's surface. What is the ..
A certain freely falling object requires 1.7s to travel the last 37m before it hits the ground. From what height above ground did it fall.
What's it's velocity then? What are the physics principles applied?
In an X-ray scattering measurement the first order diffraction peak is observed at ? = 12.3°. At what angle is the second order peak observed
Two sound sources produce sound waves. The first source has an intensity level of 38.0 W/m^2 and the second source has an intensity level that is 2.5dB greater than the intensity level of the first source. What is the intensity level of the second so..
A person carries a long pole of mass 10kg and length 3.40 m at the angle of 60 degrees. Find the magnitude of the torque on the pole by reason of gravity.
A charged paint is spread in a very thin uniform layer over the surface of a plastic sphere of diameter 18.0 cm, Find the electric field just outside the paint layer
A passenger plane lands on the runway at 300kmhrô???1. In a glass of water in the cabin, calculate the deceleration of the plane
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