A uniform horizontal beam of mass m and length L is attached to a at point p, with the opposite end supported by a cable, as shown in the figure. The angle between the beam and the cable is theta. What is the magnitude of the torque that the cable exerts on the beam?

Atomic nuclei of almost all elements consist of

Acid precipitation chemically weathering a 5.0-kg limestone rock . which coukd be the result ?

Ultraviolet radiation is dangerous because it has a high enough energy to damage skin cells. what is the best explanation of the relationship between wavelength and wave energy? a) wave energy is related only to frequency, not wavelength. b) longer wavelengths have lower frequencies but higher energy. c) the shorter the wavelength, the lower the frequency and the higher the energy. d) the shorter the wavelength, the higher the frequency and the higher the energy.