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Two 2.2 kg masses are 1.4 m apart on a frictionless table. Each has +1.0 µC of charge.
(a) What is the magnitude of the electric force on one of the masses?
N
(b) What is the initial acceleration of the mass if it is released and allowed to move?
m/s2
The temperature near the top of Saturn's cloud layer is about 110K. The temperature at the top of earth's troposphere, at an altitude of about 20km, is about 220K. Calculate the rms speed of hydrogen molecules in both these environments
A person stretches a rope of length 55 m between the top of a building to the base of a tree d = 23 m away. How tall is the building.
If a positron (a positively charged particle with the mass of the electron) and a proton go through the same potential difference, By what factor is the wavelength shorter
Two point charges are fixed to rectangular coordinate system, Charges of q1 = 3.5uC and q2 = -15 uChave coordinates (0.55,0) and (0,0) in meters respectively
A heavy crate is attached to the wall by a light rope, as shown in the figure. Another rope hangs off the opposite edge of the box. which rope will break
Consider an open tube of length L = 17 cm. What are the wavelength and frequency for the rst mode
Upton Chuck is riding the Giant Drop at Great America. If Upton free falls for 2.6 seconds, what will be his final velocity and how far will he fall
Find out parametric equations for the shell's trajectory relative to the coordinate system. What is the maximum distance at which these headlights could be resolved as separate points of light on a photograph taken with a camera whose aperture has a ..
A silicon solar cell looks like a battery with a 0.33Vterminal voltage. What is the solar cell's efficiency-that is, what percentage of the energy incident on the cell is converted to electric energy
If the angle between wires supporting the street lamp is reduced to 110°, what is the tension in each wire.
An ideal gas at 12.4 °C and a pressure of 1.41 x 105 Pa occupies a volume of 2.85 m3. How many moles of gas are present
Find the slit seperation of a double slit system that will produce bright interference fringes 1.00 degrees apart
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