Question
What is the answer?
Enhanced EOC: Problem 24.21 An electron moves with a speed of 5.0x10 m/s in the directions shown in the figure. A 0.60T magnetic field points in the positive x-direction ure 1) You may want to review ages 789-795) For help with math skills, you may want to review: Figure 1 of 1 (a b) 45 Part A What is the magnitude of the magnetic force in figure (a)? Express your answer using two significant figures reset shortcuts help 12 0.80 Submit Hints My Answers Give Up Review Part incorrect; Try Again; 9 attempts remaining Part B What is the direction of the magnetic force in figure (a)? z direction Submit Hints My Answers Give Up Review Part Correct
Explanation / Answer
PART A) F = q v B = 1.6e-19 * 5e7 * 0.6 = 4.8 x 10^-12 N ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ PART B) -z