94.07: A positively charged conductor attracts a secodo,hx9.hq0kz f5 wd5p0 r 3ommnd object. Which of the following statements codq55 dm3w ofz,pm0h 0x.o9h kruld be 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 and held at rest. Which of th7.wdw66 pan c ;zghq.me following statements is trqa6. w7 6 ngc;hzmwd.pue?

  15.08: A negatively charged ball5itv0jm d0 f3koon remains at rest when placed on a vertical wall. Which one of the following terms is most closely associated with the electrical phenomenon allowing the balloon to remi0t0 vm5djfk3ain on the wall?

  01.37: A long straight wqnzwz7 : ystb+(*q +zsire viewed end on carries a conventional electric current out of the paper as shown in the diagram. What is the direction of the asso(z +zsnb*s: y q+wzqt7ciated electric field at point P?

  97.05: Point charges 1 and 2 have equal magnitude. The -ex5rz)+*pi ie9dyj(i)d oke diagram to the right shows the electric field lines surrounding them. Which of the ii (r e*pod+-e)9)j i xyzk5defollowing statements is true?

  07.26: For the diagram shown below, what is the ratio of the charges(rva19;spa+c(i hxb zas / b6l q1 and q2 , where the diagram shown has a representation of the field lines in the space near ts xcrs(iz+;p1a/ l hba96a (bvhe charges.

  05.17: A small positive test charge is placed rg ua/ ir/y ho5.6e*aiat point P in the region near two charges. Which of the f gr /uio5ey*hr/iaa6.ollowing arrows indicates the direction of the force on the positive test charge?

  11.05: A positively charged rod is brought near a me1vhy.*jms cya7wfwf 5 2+ru;btal 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 rod, but the leaves of the electroscope move apart from each ot7+ cj*fr5 m1.wyah sfwy 2v;ubher 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 object is brought near but not i5l b -k1hozdc:n contact with the top of an uncharged gold leaf electroscope. The experimenter then briefly touches the electroscope with a finger. The finger is removed, followed by the removal of the positively charged object. What happens to the leaves of the elo dhk bz5:cl-1ectroscope 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 positirqb fn90/ mopg 4sz*0gve charge, causing its foil leaves to separate. When an object is brought nearsfzm0b p/n9g*0gr4o q the top plate of the electroscope, the foils separate even further. We could conclude

  97.06: A charged rod is placed betweekfxpq j/ e0p54n two insulated conducting spheres as shown. The spheres have no net charge. Region II has the same polarity as Re q0xpp5/kjf4 egion

  09.23: A person rubs a neutral comb through their hair and t k9h7pdbh2zq2m*f ; glhe comb becomes negatively charged. Which of the fobml9 *fk7 h;dqgzhp22 llowing is the best explanation for this phenomenon?

  02.09: When a positive electrically charged glass rod 0u8h 5sfqk0 xs iyrlh0z/a:c ,is brought near a neutral hollow metal sphere suspended by an insulating string, the sphere will be attracted to ths/hi0:0 ra uy80lzch k 5qf,sxe rod because:

  02.24: Two small hollow metal spheres hung on insulating threads attract o9(rzqbddc 1w 5zfn)j 9ne anotdq1zbd9 5 f(rcnw) jz9her as shown. It is known that a positively 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 nao+ddy hc4 kw:* up4:qon-conducting spheres on insulating bases areplaceddkp:cohw :4+ u*y adq4 on an air table. Sphere A has a charge +3Q 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?