0.79 m by 0.5 m. The loop is hinged along 12TM the y-axis, and its plane makes an angle of 43 4. T- q B with the x-axis. im B A uniform magnetic field of 0.34 T is di- 5. T rected along the x-axis and the current in the 19 loop is 9.4 A in the direction shown. 6. T - m q B y 1 Question 17 0.5 m part 1 of 1 10 points B - 0.34 T Two species of singly charged positive ions of masses 1.5 x 1040 kg and 3.2 x 10 26 kg 0.79 m 2- 9.4 A enter a magnetic field at the same location with a speed of 110000 m/s. B = 0.34 T The charge arge on the ion is 1.60218 x 10-19 C. If the strength of the field is 0.26 T, and they move perpendicularly to the field, find What is the magnitude of the torque ex- their distance of separation after they com- erted on the loop? plete one half of their circular path. Answer in units of N. m. Answer in units of cm. Question 16 Question 18 part 1 of 1 10 points part 1 of 1 10 points A particle with charge q and mass m is un- A solenoid 91.6 cm long has 660 turns and dergoing circular motion with speed v. At a radius of 2.65 cm. t =0, the particle is moving along the nega- If it carries a current of 3.91 A, find the tive x axis in the plane perpendicular to the magnetic field along the axis at its center. magnetic field B, which points in the positive Answer in units of T. z direction in the figure below. yo O O OBO Find the period T of oscillation; i.e., the time it takes for the particle to complete one revolution. 1. T = 21- q B m 2. T = 27- m B q 3. T = q B m