(Solved): thank you 11. The diagram shows a side view of two current loops in a uniform magnetic field. The lo ...

11. The diagram shows a side view of two current loops in a uniform magnetic field. The loops are identical and carry the same current. Which statement is true about magnetic flux? (A) Loop I has zero flux and Loop 2 has zero flux 2 (B) Loop 1 has zero flux and Loop 2 has maximum flux (C) Loop 1 has maximum flux and Loop 2 has maximum flux (D) Loop 1 has maximum flux and Loop 2 has zero flux 12. If the potential difference across a capacitor is decreased by a factor of three, the capacitance (A) decreases by a factor of three (B) remains unchanged (C) increases by a factor of three (D) decreases by a factor of nine 13. The electric field lines for two positive point charges are shown in the figure. Which location has the largest magnitude? (A) location A (B) location B (C) location C (D) Can't be determined by visual inspection 14. The north pole of the magnet approaches the coil from the left as shown in the figure. Viewed from the same side of the loop as the magnet, as the north pole approaches the loop, what is the direction of the induced current? (A) clockwise (B) zero (C) counterclockwise (D) along the length of the magnet 15. A muon at rest has a lifetime of 2.20 ms. Its lifetime ( 95% of the speed of light. (A) is smaller than 2.20 ms (B) remains 2.20 ms (C) is greater than 2.20 ms (D) is infinite) ) when the muon is traveling at + Part C. Question and Answers. (30 points, 5 points each) 1. What is Newton's third law? 2. Describe an example in daily life that is associated with Newton's third law. 3. You are standing perfectly still and then take a step forward. Before the step, your momentum was zero, but afterward you have some momentum. Is the principle of conservation of momentum violated in this case? Explain your answer. 4. What is Gauss's law? 5. What is Faraday's Law? 6. Describe two examples of electric and/or magnetic phenomena. Part D. Problems. Select four of the following problems and work them out. (24 points, 6 points each) 1. A baseball is hit so that it travels straight upward after being struck by the bat. A fan observes that it takes 3.00 s for the ball to reach its maximum height. Find (a) the ball's initial velocity and (b) the height it reaches. 2. A 3.00-kg object undergoes an acceleration given by a = (31 + 4/) m/s. Find the magnitude of the resultant force. 3. A horizontal force of 150 N is used to push a 40.0-kg packing crate a distance of 6.00 m on a rough horizontal surface. If the crate moves at constant speed, find the work done by the 150- N force. 4, A charge of 4.5×10" C is located 3.2 m from a charge of -2.8x10° C. Find the electrostatic force exerted by one charge on the other. 5. A spherical conducting shell of inner radius a and outer radius b carries a total charge +Q distributed on the surface of a conducting shell. The quantity Q is taken to be positive. Find the electric field outside the shell for r b. 6. A charged particle enters the magnetic field of a mass spectrometer at a speed of 1.79x10 m/s. It subsequently moves in a circular orbit with a radius of 16.0 cm in a uniform magnetic field of magnitude 0.350 T having a direction perpendicular to the particle's velocity. Find the particle's mass-to-charge ratio