a body of mass x suspended at the 15cm mark of a ruler balanced it at the 30cm mark on a pivot . If the ruler has a mass of 36g and its centre of gravity is at 55cm mark, calculate the mass x and the distance point if the ruler from the zero end when the body is moved to the 25cm mark​

What are the theoretical properties of a gas at a temperature of 0 kelvin?

Which statement best describes copper? a. it has a low resistance and prevents charges from moving freely. b it has a high resistance and allows charges to move freely. c. it has a high resistance and prevents charges from moving freely. d. it has a low resistance and allows charges to move freely

He viscosities of several liquids are being compared. all the liquids are poured down a slope with equal path lengths. the liquid with the highest viscosity will