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A Pyrex beaker that has a capacity of 1000cm3 at 20!C contains 990cm3 of mercury at that temperature. Is there some temperature at which the mercury will totally fill the beaker? Justify your answer (i.e., show this mathematically). Suppose that no mass is lost by vaporization.
A 2.00 kg crate starting at rest slides down a rough 5.00 m long ramp, inclined at 25º with the horizontal. what is the speed of the crate at the bottom of the incline
A simple pendulum of length 1.40 m witha bob of mass 1.10 kg has linearspeed v0 = 3.00 m/s whenthe cord makes an angle q0 = 45.0o with the vertical as shown. What is the speed of the bob which it is at its lowest position?
Two charges are separated by some distance and the magnitude of the electric force between them is 224.6 Newtons. If the distance between the same two charges is tripled, what is the magnitude of the electric force on them now in Newtons?
The particles are as follows: 10 uC at x = 0, y = 0; -5 uC at x = 20, y = 0; -15 uC at x = 20, y = 20; What is the electric field at the center of the square
A long straight wire has fixed negative charge with a linear chargedensity of magnitude 4.0 nC/m. The wire isto be enclosed by a coaxial, thin-walled, nonconducting cylindricalshell of radius 1.6 cm.
You see lightning flash followed 8.2 seconds later by the sound of thunder. The ambient air temperature is 12°C. Approximately how far are you from the lightning
Compute the mass of a chlorine anion of charge 3.20 x 10-19 C if it follows a circular path of radius 0.862 cm after it has been accelerated during a potential difference of 250V and the exposed to a uniform magnetic field of strength 3.00 T
Two objects are attached to ropes that are attached to wheels on a common axle as shown below. The two wheels are glued together so that they form a single object. The total moment of inertia of the two wheels is 36 kg · m2
In the high jump, the kinetic energy of an athlete is transformedinto gravitational potential energy without the aid of apole. with what minimum speed must the athlete leave the ground
A parallel beam of light with an energy flux S of 10 W/cm2 falls for 1 hour on a perfectly reflecting plane mirror of 1.0 cm2 area. what force acts on the mirror
The average distance of the planet Mercury from the sun is 0.39 times the average distance of the earth from the sun. How long is a year on Mercury in units of earth years
a basketball leaves a players hands at a height of 2.20m above the floor. the basket is 2.90m above the floor. the
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