A 2μF capacitor is charged to 12V and then is discharged through a 4 * 10 ^ 6 resistor. How long will it take for the voltage across the capacitor to drop to 3.0V?​

Panel bc in fig. p2.76 is semi-circular, with the 3 meter radius and horizontal straight edge through point b. compute (a) the hydrostatic force of the water on the panel, (b) its center of pressure, and (c) the moment of this force about point b. assume atmospheric pressure on the dry side of the panel

If you held a stone over the mouth of a well and then let it go , what would happen to the stone? explain your answer.

Name three simple machine found in a ferris wheel