physics

posted by .

A propeller spins at 1850 rev/min.
(a) What is the angular velocity in rad/s?


(b) What is the angular displacement of the propeller in 4.10 s?

  • physics -

    a. Va = 1850rev/min * 6.28rad/rev * (1/60) min/s = 19.36rad/s.

    b. D = VT = 19.36 * 4.10 = 79.4rad.

  • physics -

    67

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Physics

    A propeller spins at 1880 rev/min. the equals 197 rads/sec b. What is the angular displacement of the propeller in 2.50 s ?
  2. Physics

    The angular speed of a propeller on a boat increases with constant acceleration from 11 rad/s to 26 rad/s in 2.4 seconds. Through what angle did the propeller turn during this time?
  3. physics

    A propeller slows from 490 rev/min to 177 rev/min in 3.50 s. What is its angular acceleration?
  4. physics

    The drive propeller of a ship starts from rest and accelerates at 3.00 10-3 rad/s2 for 2.05 103 s. For the next 1.75 103 s the propeller rotates at a constant angular speed. Then it decelerates at 2.30 10-3 rad/s2 until it slows (without …
  5. physics

    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 …
  6. PHYSICS HELP!

    A typical propeller of a turbine used to generate electricity from the wind consists of three blades as in the figure below. Each blade has a length of L = 33 m and a mass of m = 415 kg. The propeller rotates at the rate of 21 rev/min. …
  7. physics

    The drive propeller of a ship starts from rest and accelerates at 2.90×10-3 rad/s2 for 2.10×103 s. For the next 1.40×103 s the propeller rotates at a constant angular speed. Then it decelerates at 2.30×10-3 rad/s2 until it slows …
  8. physics

    The drive propeller of a ship starts from rest and accelerates at 2.95 10-3 rad/s2 for 2.05 103 s. For the next 1.90 103 s the propeller rotates at a constant angular speed. Then it decelerates at 2.30 10-3 rad/s2 until it slows (without …
  9. Physics

    An airplane propeller is 1.1 m in length (from tip to tip) and has a mass of 2.8 kg . When the airplane's engine is first started, it applies a constant torque of 8.1 N⋅m to the propeller, which starts from rest. What is the …
  10. physics

    The propeller of a plane rotate clockwise at 26900 rpm. What is the angular acceleration (in rad/s2) of the propeller if it takes 8.00 s to come to a standstill?

More Similar Questions