Problem 3.21 The magnetic field inside an instrument is B (22 i. 123) T where B

Question

Problem 3.21 The magnetic field inside an instrument is B (22 i. 123) T where B represents the magnetic field vector and T stands for tesla, the unit of the magnetic Part A What is the magnitude of the magnetic field? Express your answer to two significant figures and include the appropriate units. 2.5T Mu Answers Give up Correct Part B What is the direction of the magnetic field? Express your answer using two significant figures. clockwise from positive direction of z-axis Incorrect, one attempt remaining: Try Again

Explanation / Answer

As it is asked for angle to be measured in clockwise direction with positive x-axis, the angle will be tan-1(12/22) = 28.6100 which after further rounding upto two significant digits will give 290 which should be the correct answer for the given question.

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