3.The wheel turning with angular speed of 30.0 rev/s is brought to rest with a constant acceleration. It turns 377 rad before it stops. Determine its angular acceleration.

Which of the following is a characteristic shared by both electron and light microscopes? a. they both employ the use of objective lenses. b. both microscopes require an internal camera to visualize the specimen. c. both microscopes have a resolving power of 0.01 nm. d. they both utilize white light to magnify the specimen.