Exercise 27.14 - Enhanced - with Feedback Part A An electron at point A in (Figure 1) has a speed vo of 1.40 x 10 m/s. Find the magnitude of the magnetic field that will cause the electron to follow the semicircular path from A to B. Express your answer in teslas. B = 1.59x10 4 T Submit Previous Answers Correct Part B Find the direction of the magnetic field that will cause the electron to follow the semicircular path from A to B. O out of the page into the page Submit Previous Answers Correct Figure Part C Find the time required for the electron to move from A to B. Vo Express your answer in seconds. IVO AEd t = 1.12 . 10-3 S B 10.0 cm Submit Previous Answers Request Answer X Incorrect; Try Again; 5 attempts remainingExercise 27.1 - Enhanced - with Feedback Part A A particle with a charge of - 1.24x10- C is moving with instantaneous velocity U = (4.19x 10* m/s)i + (-3.85x 10* m/s)j What is the force exerted on this particle by a magnetic field B = (1.50 T) i? Express the r, y, and z components of the force in newtons separated by commas. AEd Fx, Fy. F= = 0,0,7.16 . 10-4 N Submit Previous Answers Request Answer X Incorrect; Try Again; 4 attempts remaining Part B What is the force exerted on this particle by a magnetic field B = (1.50 T) k? Express the r, y, and z components of the force in newtons separated by commas. F2, Fy. F. = N Submit Request Answer Provide FeedbackExercise 27.5 Part A An electron is moving in the ry-plane. At time t a magnetic field B = 0.200 T in the +2-direction exerts a force on the electron equal to F = 5.50 x 10-18 N in the -y-direction. What is the magnitude of velocity of the electron at this instant? Express your answer with the appropriate units. HA ACE ? Value Units Submit Request Answer V Part B What is the direction of velocity of the electron at this instant? O The velocity of the electron would have to be in the +r-direction. O The velocity of the electron would have to be in the -I-direction. Submit Request Answer