A generator produces 30.0 V when turning at 880 rev/min. What emf does it produce when turning at 550 rev/min?
A generator produces 30.0 V when turning at 880 rev/min. What emf does it produce when turning at 550 rev/min?
A generator produces 36.0 V when turning at 940 rev/min. What emf does it produce when turning at 550 rev/min?
My Note 6. -/1 points SerPSE9 31.P.043. A generator produces 21.0 V when turning at 950 rev/min. What emf does it produce when turning at 450 rev/min?
A cooling fan is turned off when it is running at 880 rev/min . It turns 1000 revolutions before it comes to a stop. What was the fan's angular acceleration, assumed constant?
A generator is designed to produce a maximum emf of 120 V while rotating with an angular speed of 3600 rpm. Each coil of the generator has an area of 0.033 m2. If the magnetic field used in the generator has a magnitude of 0.050 T, how many turns of wire are needed?
The flywheel of a steam engine runs with a constant angular speed of 121 rev/min. When steam is shut off, the friction of the bearings and the air brings the wheel to rest in 2.1 h. (A) What is the magnitude of the constant angular acceleration of the wheel in rev/min^2? (B) How many rotations does the wheel make before coming to rest? (C) What is the magnitude of the tangential component of the linear acceleration of a particle that...
Homework Problem 23.46 A generator is designed to produce a maximum emf of 170 V while rotating with an angular speed of 3500 rpm Each coil of the generator has an area of 20x10-2 m2 Part A of the magnetic field used in the generator has a magnitude of 45x102T how many turns of wire are needed? Express your answer using two significant figures. ΨΗ ΑΣΦ και ? N: Submit Request Answer < Return to Assignment Provide Feedback
The flywheel of a steam engine runs with a constant angular speed of 475 rev/min. When steam is shut off, the friction of the bearings stops the wheel in 3.0 h. (a) What is the constant angular acceleration, in revolutions per minute-squared, of the wheel during the slowdown? rev/min2 (b) How many rotations does the wheel make before stopping? rotations (c) At the instant the flywheel is turning at 75 rev/min, what is the tangential component of the linear acceleration...
The flywheel of a steam engine runs with a constant angular velocity of 180 rev/min. When steam is shut off, the friction of the bearings and of the air stops the wheel in 2.6 h. (a) What is the constant angular acceleration, in revolutions per minute-squared, of the wheel during the slowdown? (b) How many revolutions does the wheel make before stopping? (c) At the instant the flywheel is turning at 90.0 rev/min, what is the tangential component of the...
The armature of an ac generator is a circular coil with 50 turns and radius 3.20 cm. When the armature rotates at 350.0 rev/min, the amplitude of the emf in the coil is 33.0 V. What is the magnitude of the magnetic field (assumed to be uniform)?
The flywheel of a steam engine runs with a constant angular velocity of 230 rev/min. When steam is shut off, the friction of the bearings and of the air stops the wheel in 2.5 h. (a) What is the constant angular acceleration, in revolutions per minute-squared, of the wheel during the slowdown? (b) How many revolutions does the wheel make before stopping? (c) At the instant the flywheel is turning at 115 rev/min, what is the tangential component of the...