94.07: A positively charged conductor attracts a i-a+dc9l pec,8ln7qmsecond object. Which of the following statements could ,-+8qcm pdin ca 7ll9ebe true?
I. The second object is a conductor with negative net charge.
II. The second object is a conductor with zero net charge.
III. The second object is an insulator with zero net charge.

  96.07: An amber rod is given a net negative charge w 9pvtx/67mlaand held at rest. Which of the followinw pma/vlx 6t79g statements is true?

  15.08: A negatively charged balloon remains at c,dd +tv zo)k9vy :/akrest when placed on a vertical wall. Which one of the following terms is most closely associated wita tydo9kk: +v/cd zv,)h the electrical phenomenon allowing the balloon to remain on the wall?

  01.37: A long straight wire viewed end on carries a conventionf8e2g4;4 dze gz e(hg:zlgzh +al electric current out of the paper as shown in the diagram. What is the direction of the associated electric field at z hlez( f4de+ gz 2;eggg84hz:point P?

  97.05: Point charges 1 and 2 have equal magnitude. The diagram to the righx9miv vk+;un/3t ti2l7u1 mnet shows the electric field lines surrm/v;xmuk9iv 1nut 273t in+leounding them. Which of the following statements is true?

  07.26: For the diagram shown below, what is the ratio of the charges q1 and . :v:vkn 5 .ouz1h oe ls,o*vnel;qwr( q2 , where the diagram shown has a representation of the field lines in the space near the chargrqz1(5e,n. *o :lvvso: unlewvohk.; es.

  05.17: A small positive test charge is placed ac9kj+w z7ab//l.xsdmq4) f7gp h gjs 7t point P in the region near two charges. Which of the following arrowcd97azxs/w7 p g4jgf/. 7+h b jsklq)ms indicates the direction of the force on the positive test charge?

  11.05: A positively charged rod ;j bofsf -muk ip- zh(wlb,((z);yt)ois brought near a metal electroscope that is initially uncharged. As shown in the figure, the rod does not touch the electroscope. There is no charge transfer between the electroscope and jf ;o pltb-kbu)fzw (;m)(yoz-his( ,rod, but the leaves of the electroscope move apart from each other when the rod is brought near the top of the electroscope. Which one of the following choices is the best explanation for this phenomenon?

  04.15: A positively charged 6 88 vfelk+w7n4 p5dfykqtvd7object is brought near but not in contact with the top of an uncharged gold leaf electroscope. The experimenter then briefly touches the electroscope with a finger. The finger is r47kf+w8 ldf6q7t envkp d5 8yvemoved, followed by the removal of the positively charged object. What happens to the leaves of the electroscope when a negative charge is now brought near but not in contact with the top of the electroscope?

  98.09: An electroscope is given a positive charge, causing itn4.y4pif vx;ptnh4k9s foil leaves to sephy4t 4kvif4nxp. 9; nparate. When an object is brought near the top plate of the electroscope, the foils separate even further. We could conclude

  97.06: A charged rod is placed between two insulp2hg (g iz4u,lated conducting spheres as shown. The spheres have no net charge. Region II has the same polarity , zp4gli(u2g has Region

  09.23: A person rubs a neutrz,o ))ycw b6aial comb through their hair and the comb becomes negatively charged. Which of the following is the yc,aw)bzo6) ibest explanation for this phenomenon?

  02.09: When a positive ele+l8y;ntmaos ,ctrically charged glass rod is brought near a neutral hollow metal sphere suspended by an insulating string 8yost+ na,m;l, the sphere will be attracted to the rod because:

  02.24: Two small hollow metal spheres hung on insulating threads attracqz3op jh,,n brheyvv m4,;io8bd8g.1 t one another as shown. It is known that a positivv;j ob qv,h.38 r1 hyg,bzd48eion,mpely charged rod will attract ball A.
I. Ball A has a positive charge
II. Ball B has a negative charge
III. Ball A and Ball B have opposite charges
Which of the above can be correctly concluded about the charge on the balls?

  06.36: Two uniformly charged non-conducting spheres on insulating bases arepl sx5nn80:(rfjs5g/nq4a cqq oaced on an air table. Sphere A has a charge +84q f5r:jns (q5nnqa/c0og x s3Q coulombs and sphere B has a charge +Q coulombs. Which of the following correctly illustrates the magnitude and direction of the electrostatic force between the spheres when they are released?