An ideal ammeter should A. have a high coil resistance B. introduce a very small series resistance into the circuit whose current is to be measured C. introduce a very large series resistance into the circuit whose current is to be measured D. consist of a galvanometer in series with a large resistor

Simple machines can a. increase force only b. decrease force only c. increase or decrease force

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

Discuss the difference between thermal energy and heat. (terrance) terrance, egolf, r., congdon, donald. physical science student text, 5th edition. bju press, 2014. vitalbook file.