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A square metal coil with sides a = 50.0 cm consists of six turns of wire with a total resistance R = 200 2. The coil is rotating with a frequency of 90.0 Hz in a uniform magnetic field B = 0.700 T pointing out of the page. Answer the following questions for the instant of time shown in the diagram. Is the magnetic flux increasing, decreasing, or staying the same? (A) Increasing (B) Decreasing (C) Staying the same What is the direction of the induced magnetic field? (A) Clockwise around the loop (C) Normal to the loop inward (B) Counter-clockwise around the loop (D) Normal to the loop outward

A square metal coil with sides a = 50.0 cm consists of six turns of wire with a total resistance R = 200 2. The coil is rotating with a frequency of 90.0 Hz in a uniform magnetic field B = 0.700 T pointing out of the page. Answer the following questions for the instant of time shown in the diagram. Is the magnetic flux increasing, decreasing, or staying the same? (A) Increasing (B) Decreasing (C) Staying the same What is the direction of the induced magnetic field? (A) Clockwise around the loop (C) Normal to the loop inward (B) Counter-clockwise around the loop (D) Normal to the loop outward

College Physics
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
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Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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A square metal coil with sides a = 50.0 cm consists of six turns of wire with a total resistance R = 200 2. The coil is rotating with a frequency of 90.0 Hz in a uniform magnetic field B = 0.700 T pointing out of the page. Answer the following questions for the instant of time shown in the diagram. 7. Is the magnetic flux increasing, decreasing, or staying the same? (A) Increasing (B) Decreasing (C) Staying the same What is the direction of the induced magnetic field? (A) Clockwise around the loop (C) Normal to the loop inward What is the direction of the induced EMF around the square metal loop? (A) Clockwise around the loop (B) Counter-clockwise around the loop (D) Normal to the loop outward (C) Normal to the loop inward If the loop is flexible, then all the forces together cause the loop to . . . (A) contract in area and rotate more in the direction it's already rotating (B) expand in area and rotate more in the direction it's already rotating (C) expand in area and rotate less in the direction it's already rotating (D) contract in area and rotate less in the direction it's already rotating Determine the current as a function of time. (A) 2.97 A sin((128 rad/)t) (D) 2.57 A sin((128 rad)t) What is the direction of the induced magnetic dipole moment at the instant in the diagram? (A) Clockwise around the loop (C) Normal to the loop inward (B) Counter-clockwise around the loop (D) Normal to the loop outward Find (B) Counter-clockwise around the loop (D) Normal to the loop outward (A) 3.68 max num torque (in N.m) a (B) 5.34 (B) 2.57 A sin((565 rad/)t) (E) 2.97 A sin((565 rad/)t) axis of rotation (C) 2.97 A sin((467 rad)t) must be applied to keep the coil rotating. (C) 3.12 (D) 8.65 (E) 6.82
Transcribed Image Text:A square metal coil with sides a = 50.0 cm consists of six turns of wire with a total resistance R = 200 2. The coil is rotating with a frequency of 90.0 Hz in a uniform magnetic field B = 0.700 T pointing out of the page. Answer the following questions for the instant of time shown in the diagram. 7. Is the magnetic flux increasing, decreasing, or staying the same? (A) Increasing (B) Decreasing (C) Staying the same What is the direction of the induced magnetic field? (A) Clockwise around the loop (C) Normal to the loop inward What is the direction of the induced EMF around the square metal loop? (A) Clockwise around the loop (B) Counter-clockwise around the loop (D) Normal to the loop outward (C) Normal to the loop inward If the loop is flexible, then all the forces together cause the loop to . . . (A) contract in area and rotate more in the direction it's already rotating (B) expand in area and rotate more in the direction it's already rotating (C) expand in area and rotate less in the direction it's already rotating (D) contract in area and rotate less in the direction it's already rotating Determine the current as a function of time. (A) 2.97 A sin((128 rad/)t) (D) 2.57 A sin((128 rad)t) What is the direction of the induced magnetic dipole moment at the instant in the diagram? (A) Clockwise around the loop (C) Normal to the loop inward (B) Counter-clockwise around the loop (D) Normal to the loop outward Find (B) Counter-clockwise around the loop (D) Normal to the loop outward (A) 3.68 max num torque (in N.m) a (B) 5.34 (B) 2.57 A sin((565 rad/)t) (E) 2.97 A sin((565 rad/)t) axis of rotation (C) 2.97 A sin((467 rad)t) must be applied to keep the coil rotating. (C) 3.12 (D) 8.65 (E) 6.82
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