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The position of an object as a function of time is r? = (3.2t+ 1.5 t2)i^+(1.7t? 2.0 t2) j^m, where t is the time in seconds.
1. What is the direction of the acceleration?
2. Discover the object’s magnitude of the acceleration.
A point source of light is submerged 2.2 meters below the surfaceof a lake and emits rays in all directions. What is the maximum radius that this circle could have
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Astronauts walking on the Moon are seen "bounding" rather than walking normally. Why?
Two point charges are separated by 10.0 cm and have charges of +2.00 uC, What is the electric field at a point midway between the two charges
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assume that a proof plane is a conducting disc with a radius of 1.0 cm and is used to transfer some charge from the sphere described above. How much charge will be transferred in one scoop
hree charges are fixed in place as shown. the squares in the grid have sides of length s 0.24 m. the magnitude of q is
A current of 23.0 mA is maintained in a single circular loop of 3.80 m circumference. Calculate the magnetic moment of the loop
A beam of electrons passes by a single slit and a beam of protons passes by a second, but identical slit. If the electrons and protons have the similar speed, that beam would experience the greatest amount of diffraction? Clarify your answer.
To minimize the power loss in the conducting wires, would it be better to deliver 100 Watts of power in the form of a 1Amp current at 100 Volts or a 100A current at 1 Volt? Describe (assume that the conducting wire has a resistance of 0.01Ω and calcu..
What is the magnitude of the acceleration of rock.
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