30. The picture above shows 3 sets of balloons,all with a particular charge. Whi

Question

30. The picture above shows 3 sets of balloons,all with a particular charge. Which of the pictureís) is true? Explain. Then explain why the other 2 pictures are incorrect. Make sure to explain all 3 sets. Use the following picture to answer Question 31 A) B) C) 31. The bars in the drawing above are magnets. According to Chapter 21, which of the following picture(s) is true? Explain. Then explain why the other 2 pictures are incorrect. Make sure to explain all 3 sets 32. Based on how the book describes a heat pump in Sec 16.3, how does a heat pump prove the law of conservation of energy? Hint: think about a refrigerator. 33. A bird flies from the South Pole to the North Pole. Part of the journey is 1000 miles that ta weeks. What is the bird's velocity in that time? Show work for credit and include final units. kes 2

Explanation / Answer

31] option A is correct. First picture is correct because magnetic field lines originates from N-pole and ends at S-pole.

B is incorrect because it shows there is no magnetic field between the magnets which is wrong as they are opposite poles, so it should originate from N and end at S. C is wrong because the field lines will be like that in figure B.

Related Questions

Navigate

• Browse (All)
• Browse 3
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.