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A 2.00 g plastic bead charged to -4.00 nC and a 4.00 g glass bead charged to +8.00 nC are 2.00 cm apart (center to center). What are the initial accelerations of
(a) the plastic bead and
(b) the glass bead?
What is its velocity when it reaches the maximum height.
The 200 g head of a golf club moves at 40 m/s in a circular ARC of 1.2 m radius. How much force must the player exert on the handle of the club to prevent it from flying out of her hands at the bottom of swing? Ignore the mass of the club's shaft.
Kim has a metal casting company which makes commemorative coins. She has 0.12 cubic meters of silver which she needs to make into 1.07E5 coins of thickness 2 mm. If she uses all of the silver, what is the diameter in centimeters of each coin.
An object with a charge of -4.4?C and a mass of 1.7×10?2kg experiences an upward electric force, If the electric charge on the object is doubled while its mass remains the same, find the direction and magnitude of its acceleration
A 12.0V dc battery having no appreciable internal resistance, a 146.5? resistor, an 10.6mH inductor, and an open switch are all connected in series. After the switch is closed, what is the maximum energy stored in the inductor
A(n) 84 g arrow is fired from a bow whose string exerts an average force of 110N on the arrow over a distance of 80cm. What is the speed of the arrow as it leaves the bow.
If the slope is not frictionless so that the skier has a final velocity of 6 m/s, compute the force of friction (assuming it is constant), and the coefficient of kinetic friction.
A 2 kg ball has been thrown vertically upward. If we ignore the air resistance, what are the direction and size of the net force acting on the ball while it is traveling upward?
If the speed of the wave is 10 percent less in the organ than in the medium above, determine the depth of the tumor below the organ's surface.
A sinusoidal traveling water wave has a wavelength of 25 cm and a frequency of 0.60 Hz. What is the phase speed of this wave
what would the image distance be (pay attention to sign)? cm d. Could the new image be projected on a screen?
Two skydivers are holding on to each other while falling straight down at a common terminal speed of 51.1 m/s. What is the change in kinetic energy of the system
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