Consider the following statements. I. Objects with large amounts of charge have bigger electric fields than do objects with small amounts of charge; II. Electrons have a positive charge; III. Like charges repel. Which statement(s) is/are true? 1. None is true. 2. I only 3. II and III only 4. I and II only 5. I and III only 6. III only 7. All are true. 8. II only

Acube has a volume of 2011 cubic inches. what is the angle measure between a side of a cube and its interior diagonal?

Water is siphoned from a large tank and discharges into the atmosphere through a 50-mm diameter tube. the end of the tube is b = 2.1 m below the tank bottom which is a = 7.4 m deep, and viscous effects are negligible. determine the maximum height h over which the water can be siphoned without cavitation occurring. atmospheric pressure is 101.4 kpa, and the water vapor pressure is 1.79 kpa (absolute)

To a of 4 x hz is 1. 0. mm nm nm