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to practice problem-solving strategy 211 coulombs law three charged particles are placed at each of three corners of an
two particles with q1 46 microc and q2 87 microc are initially separated by a distance of 28 m and then brought
a straight non conducting plastic wire 750cm long carries a charge density of 130ncm distributed uniformly along its
a ray is incident on a sheet of transparent material by parallel sides the angle of incidence is 60deg and the
a wire 35 cm long is parallel to a 053-t uniform magnetic field the current during the wire is 45 a what force acts on
a stream of doubly ionized particles missing two electrons and therefore carrying a net charge of two elementary
a wire 150 m long carrying a current of 100 a is at right angles to a uniform magnetic field the force acting on the
an electron passes during a magnetic field at right angles to the field at a velocity of 40 x 106nbspms the strength of
a wire 050 m long carrying a current of 80 a is at right angles to a 040-t magnetic field how strong a force acts on
a long straight current-carrying wire runs from north to south1 a compass needle placed above the wire points by its
if you hold a bar magnet in each hand and bring your hands close together will the force be attractive or repulsive if
batteries consist of an ideal source of potential dissimilarity in series with a small resistance the electrical energy
in a double-slit experiment slits separated by 1240e-4 meter are illuminated by a coherent 571 nanometers light source
oppositely charged parallel plates are separated by 578 millimeter a potential difference of 600 volt exists between
a uniform electric field of magnitude 290 vm is directed in the positive x direction a 140 microc charge moves from the
red light travels at 207 times 108 ms in a particular type of oil obtain what is the index of refraction for red light
assume a soccer player kicks the ball from a distance 215 meter toward the goal d 215 meterobtain what the initial
an object is 173 centimeter from a concave mirror of focal length 810 centimetera compute what is the image distance
a shiny metallic christmas ball ornament 510 centimeter in diameter is used as a mirror obtain what is the mirror focal
a rocket-powered hockey puck has a thrust of 160 newton and a total mass of 210 kilogram it is released from rest on a
an infinite line of positive charge lies along the y axis with charge density 280 cm a dipole is located with its
a popular pastime is to see who can push an object closest to the edge of a table without its going off you push the
a toy train rolls around a horizontal 11 meter diameter track the coefficient of rolling friction is 010a find the
a proton accelerates from rest in a uniform electric field of 630 nc at one later moment its speed is 160 ms non
while at the county fair you choose to ride the ferris wheel having eaten too many elephant ears and candy apples you