When rubbed against a silk cloth, a glass rod loses electrons. how does this affect the charges of the glass rod and the silk cloth?

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

If the force applied to an object remains constant, is more power needed for the object to move faster ? explain

Often called simply "velocity," this is the velocity of an object at a particular moment in time.