What is the charge on the ball
An electric field E=( 1.6×105 N/C, right ) causes the 5.0g ball in the figure to hang at a 20 degree angle. What is the charge on the ball?
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A 49.0 kg person takes a nap in a backyard hammock. Both ropes supporting the hammock are at an angle of 21.0 above the horizontal. Find the tension in the ropes.
What if you had paper clips, rubber bands, wood chips, straight pins, strips of aluminum foil, and glass beads? Using a property of matter youve learned, classify thesse objects. Show your results in a table?
Modeling the process as a Carnot refrigerator operating between an infinite hot reservoir and afinite cold reservoir of total heat capacity Ct , determine an expression for the minimum work required to decrease the contents temperature
A sample containing 3.50 moles of N2 and 7.50 mol of H2 is placed in a reaction vessel. Set up an equation relating KP and the extent of reaction.
Choose the poll results for your california. Research and take notes on the polls and the data provided. Then, write down ten results from the polls that indicate something interesting about the relative strength of the parties. Write a letter
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For a spherical celestial object of radius R, the acceleration due to gravity g at a distance x from the center of the object is g = g0R2/x2, where g0 is the acceleration due to gravity at the object's surface and x > R.
When the projectile is at the top of its trajectory, an internal explosion causes it to separate into two fragments of equal mass. One of the fragments falls straight downward as though it had been released from rest. How far from the gun does the
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