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Author Question: A circular loop of wire of radius 0.50 m is in a uniform magnetic field of 0.30 T. The current in ... (Read 322 times)

altibaby

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on: Jul 27, 2018
A circular loop of wire of radius 0.50 m is in a uniform magnetic field of 0.30 T. The current in the loop is 2.0 A. What is the magnetic torque when the plane of the loop is parallel to the magnetic field?
 
  A) zero
  B) 0.41 mN
  C) 0.47 mN
  D) 0.52 mN
  E) 0.59 mN

Question 2

A double-slit experiment uses light of wavelength 633. nm with a slit separation of 0.100 mm and a screen placed 2.0 m away.
 
  (a) What is the linear width of the central fringe?
  (b) What is the lateral distance between 1st and 2nd order fringes?
  (c) What is the angular separation between the central maximum and the 1st order maximum?


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mariahkathleeen

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Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

(a) 1.3 cm
(b) 1.3 cm
(c) 6.33 milliradian


altibaby

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Reply 2 on: Jul 27, 2018
Gracias!

tanna.moeller

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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