94.07: A positively charged conductor attracts a second object. Whicj ( (iavm6zxpuu4fo:+ h of the following ix: +pfz4au o(vjm6(u statements could 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 chaw./ sluwt0y* 1babc,j-x-3i. n ttyj nrge and held at rest. Which of the following statements i.,x10l yi3t tt/us.abby nwj --j*nwcs true?

  15.08: A negatively charged balloon remains at rest when placed o2/(pqx+cx m oiehfecya+.(p/vz vx*)n a vertical walp qeyhpcx(/e )im.+vcav x(x*zo/ 2+fl. Which one of the following terms is most closely associated with the electrical phenomenon allowing the balloon to remain on the wall?

  01.37: A long straight uel3s: i xk-s,+89w rymfjfl+i 1yq9fwire viewed end on carries a conventional electric current3s99kwriix+uf ,-sfyey8 f+ml j1 : ql out of the paper as shown in the diagram. What is the direction of the associated electric field at point P?

  97.05: Point charges 1 and 2 have equa g2(iioyd45lk 9bjjv85r h9knl magnitude. The diagram to the right shows the electric field lines surrounding them. Wkk9i2lro9g(y8 jjn 5ih4b5 dvhich of the following statements is true?

  07.26: For the diagram shown below, what is the rati n/o4cf3mb sl4o of the charges q1 and q2 , where the diagram shown has a replf/s4con3m 4bresentation of the field lines in the space near the charges.

  05.17: A small positive test charge is placed at point b efa3,mq p.ar*a:;sb P in the region near two charges. Which b*ra:a3b,qf;mpesa . of the following arrows indicates the direction of the force on the positive test charge?

  11.05: A positively charged rod is brough x (yq oxngz+fhiz- i.105vqp6t 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 rod, but the leaves of the electroscope move apart from each other when the rod is qz g i.-x+yxqphon5(6 0iv1fz 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 broughtssak 1qz;u xc ,lxmn92/ 9av8i 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 removed, followed by the removal of the positively charged objlv xa 8 in/mx;2qsk,au19zc s9ect. 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, jn2xqy8-6k vmcausing its foil leaves to separate. When an object is brought near the top plate of the electroscop kqnv2-j8m6xye, the foils separate even further. We could conclude

  97.06: A charged roda4ud dco *- al16vxszn6zkn+6 is placed between two insulated conducting spheres as shown. The spheres have no net charge. Region II ao s z4vk*-a61+6dzndc6lunxhas the same polarity as Region

  09.23: A person rubs a neutral comb through thewcgw+av y76ku q- 9e/2-pvnm wir hair and the comb becomes negatively charged. Which of the following is the besgknvu+-2 cp69yqww mav7/ e-wt explanation for this phenomenon?

  02.09: When a positive:il fw5 s) tz1*x2exmt electrically charged glass rod is brought near a neutral h*zw2:sft t1lme5x )x iollow metal sphere suspended by an insulating string, the sphere will be attracted to the rod because:

  02.24: Two small hollow metal spheres hun9gp 8f1nv*woig on insulating threads attract one another as shown. npi* 1gwvo89f 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 non-conducting0vwfn m+e( 39zg5x ujwntgbss /, (0yl spheres on insulating bases areplaced on an air table. Sphere A has a charge +3Q coulombs and sphere B has a charge +Q coulombs. Which of the following correctly il0f3vyx+uw j9e nts(mgzsn /l, (b0g w5lustrates the magnitude and direction of the electrostatic force between the spheres when they are released?