Post a New Question

physics

posted by on .

an airplane propeller slows from an initial angular speed of 12.5rev/s to a final angular speed of 5rev/s during the process the propeller rotates through 21 rev. find the angular acceleration of the propeller if in radians per second squared, assuming its constant?

  • physics - ,

    A 38.0-kg crate rests on a horizontal floor, and a 72.8-kg person is standing on the crate. Determine the magnitude of the normal force that (a) the floor exerts on the crate and (b) the crate exerts on the person.

Answer This Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Post a New Question