A pendulum with a length of 1 meter is released from an initial angle of 15.0° after 1000 s its amplitude has been reduced by friction to 5.5° what is the value of b/2m?

Name three different units of energy used to measure heat and describe what type of situations each is usually used.

Light that is polarized along the vertical direction is incident on a sheet of polarizing material. only 96% of the intensity of the light passes through the sheet and strikes a second sheet of polarizing material. no light passes through the second sheet. what angle does the transmission axis of the second sheet make with the vertical?

Auniform crate c with mass mc is being transported to the left by a forklift with a constant speed v1. what is the magnitude of the angular momentum of the crate about point a, that is, the point of contact between the front tire of the forklift and the ground