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Car batteries are typically rated in ampere-hours, or A · h.
(a) Show that ampere-hours are actually a unit of charge.
Determine the conversion from ampere-hours to coulombs.
(b) If a 114 A · h battery can deliver a steady current of 4.5 A until it is completely depleted, what is the total time the battery can deliver current without being recharged?
(c) How much total charge will the battery deliver in this time?
A certain automobile engine is performing work at the rate of 28300 W (38 hp) with an efficiency of 23%. At what rate is heat being expelled by the engine
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Light shines through a single slit whose width is 7.40 10-4 m. A diffraction pattern is formed on a flat screen located 3.2 m away. The distance between the middle of the central bright fringe and the first dark fringe is 3.25 mm. What is the wavelen..
Before starting this problem, review Conceptual. The force vector A has the magnitude of 75.0 newtons (N) and points due east. The force vector B has a magnitude of 101 N and points 72.9 ° north of east.
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When the power is turned off on a turntable spinning at 78 rpm, you find that it takes 10.5 revolutions for it to stop while slowing at a constant rate. How much time passes until it stops
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A child is twirling a 0.0215-kg ball on a string in a horizontal circle whose radius is 0.143 m. The ball travels once around the circle in 0.586 s. Determine the centripetal force acting on the ball
question a sodium-vapor lamp has power output of 10.0 w. using 589.3 nm as the average wavelength of this source
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