A 4.0 kgkg, 36-cmcm-diameter metal disk, initially at rest, can rotate on an axle along its axis. A steady 3.5 NN tangential force is applied to the edge of the disk. Part A What is the disk's angular velocity, in rpmrpm, 4.0 ss later

Aforklift raises a 1,020 n crate 3.50 m up to a shelf. how much work is done by the forklift on the crate? the forklift does j of work on the crate.

An ideal polarizer with its transmission axis rotated 30 degrees to the vertical is placed in a beam of unpolarized light of intensity 10w/m^2. after passing through the polarizer, what is the intensity of the beam? a. 8.7 w/m^2 b. 7.5 w/m^2 c. 5.0 w/m^2 d. 10 w/m^2 e. 2.5 w/m^2

The material that keeps its new shape after it is stretched is called?