1. A closed cylindrical tank 60 cm diameter and 1.8 m deep with vertical axis, contains water to a depth of 1.2 m. Air to a pressure of / above the atmosphere is pumped into the cylinder. Determine the total normal force on the vertical wall of the tank and the distance of the centre of pressure from the base.

Solar cell a produces 100 joules of energy, when a light source is shown on it for 3 minutes. solar cell b produces 200 joules of energy when the same light source is shown on it for 5 minutes. which solar cell works better? a) solar cell b, because it produces more energy. b) solar cell b, because it generates more power. c) solar cell a, because it produces energy quicker. d) solar cell a, because it generates a greater wattage. eliminate

What is the scientific definition of energy that relates to work

What tightening torque should be used for a hexagonal head screw (not split-bolt) on a 250 kcmil conductor?