Ahorizontal force of 30 n pulls a block of mass 2.5 kg across a level floor. the coefficient of kinetic friction between the block and the floor is μk = 0.25. if the block begins with a speed of 7.0 m/s and is pulled for a distance of 14 m, what is the final speed of the block?
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Physics, 22.06.2019 01:30
The speed of light in a material is 0.50 c. what is the critical angle of a light ray at the interface between the material and a vacuum?
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A6.0-μf air-filled capacitor is connected across a 100-v voltage source. after the source fully charges the capacitor, the capacitor is immersed in transformer oil (of dielectric constant 4.5). how much additional charge flows from the voltage source, which remained connected during the process?
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Physics, 23.06.2019 03:30
First to answer will be the brainliest i need the answer asap
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Ahorizontal force of 30 n pulls a block of mass 2.5 kg across a level floor. the coefficient of kine...
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