A rubber object that floats in water weighs 9.0 x 10 (-2)N. what is the weight of the water it displaces

Consider two metallic rods mounted on insulated supports. one is neutral, the other positively charged. you bring the two rods close to each, but without contact, and briefly ground the the neutral rod by touching it with your hand. show answer correct answer what would be resulting charge (if any) on the initially neutral rod

Calculate the work done by an external agent during an isothermal compression of 1.00 mol of oxygen from a volume of 22.4 l at 10∘c and 1.0 atm pressure to 16.8l

The free body diagram shows a box being pulled to the left up a 25-degree incline. the magnitude of the normal force is