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Questions
Answer all questions in the form of complete sentences. If mathematical work is needed to obtain an answer, show all steps from the initial equation used.
1. If the spring tension in the apparatus was increased by 10%, what is the frequency change for this experiment?
2. The moon, mass 7.35 x 1022kg, rotates around the earth in about 28 days. If the moon is about 3.84x105km from the earth, what is the earth's gravitational attraction (pull) on the moon? What is the moons gravitational attraction (pull) on the earth?
Attachment:- lab guide.PDF
A passenger car traveling down a rough road bounces up and down at 1.1Hz with a maximum vertical acceleration of 0.17m/s2, both typical values. What is the amplitude of the oscillation?
A uniform electric field exists in a region between two oppositely charged plates. An electron is released from rest at the surface of the negatively charged plate and strikes the surface of the opposite plate, 1.5 cm away, in a time 5.9 x 10-8 s. (a..
A hypothetical positronium atom consists of an electron orbiting a positron, Using the Bohr Theory, calculate the radius (in nm) of the first orbital of this "atom"
Two crates connected by a rope of negligible mass lie on a horizontal surface. (See the figure.) Crate A has mass mA and crate B has mass mB. The coefficient of kinetic friction among each crate and the surface is k. The crates are pulled to the righ..
The electric field at a distance of 0.136m from the surface of a solid insulating sphere with radius 0.352m is 1680N/C. Calculate the electric field inside the sphere at a distance of 0.222 m from the center
A solid cylinder has a moment of inertia 2 kg m2and is rotating freely at a fixed angular velocity of 12 rad/s. What was the angular velocity of the cylinder pair after the droping
You want to use a lens with a focal length of 37.0cm to produce a real image of an object, with the image twice as long as the object itself. Where should the object be placed
water is moving with a speed of 2.3 ms through a perfectly sealed long pipe with a cross sectional area of 5 cm2. the
A 0.060 kilogram handball is thrown straight toward a wall with a speed of 10 m/s. Determine what impulse is exerted on the wall
An electron and a proton, starting from rest, are accelerated through an electric potential difference of the same magnitude. In the process, Find the ratio ve/vp
In an L-R-C series circuit, the rms voltage across the resistor is 28.3 V, across the capacitor it is 88.2 V and across the inductor it is 50.3 V. What is the rms voltage of the source
A 71.6-kg bungee jumper jumps from a bridge. She is tied to a bungee cord whose unstretched length is 10.0 m, Calculate the maximum acceleration experienced by the jumper
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