An electret is similar to a magnet, but rather than being permanently magnetized, it has a...
What is the charge on the ball bearing? A small glass bead has been charged to +20 nC. A tiny ball bearing 1.0 cm above the bead feels a 0.018 N downward electric force. What is the charge on the ball bearing?
A small glass bead has been charged to + 25 nC . A tiny ball bearing 3.0 cm above the bead feels a 1.4×10−2 N downward electric force. What is the charge on the ball bearing?
A small glass bead has been charged to + 30.0 nC. A small metal ball bearing 2.10 cm above the bead feels a 1.60x10-2 N downward electric force. Part AWhat is the charge on the ball bearing?
A thin coil has 60 circular turns of wire of radius 4 cm. The current in the wire is 8 amperes. (a) What is the magnetic dipole moment of this coil? (b) At a distance of 40 cm from the center of the coil, along the axis of the coil, what is the approximate magnitude of the magnetic field contributed by the coil? The coil is placed with its axis along the x axis. A bar magnet whose magnetic dipole...
A small glass bead has been charged to + 25 nC . A tiny ball bearing 2.0 cm above the bead feels a 1.8×10−2 N downward electric force. What is the charge on the ball bearing? Express your answer in nanocoulombs.
A small glass bead has been charged to +60.0 nC. A small metal ball bearing 2.10 cm above the bead feels a 1.70x10-2 N downward electric force ?Part A What is the charge on the ball bearing? Express your answer with the appropriate units.
1 & 2 1,(7 points) Three point-like charged objects lie along the x-axis, One has a charge of +154 nc and is located at the origin; one has a charge of +21.9 nC and is located at x1.78 cm; the third has a charge of -16.2 nC and is located at x +1.43 cm. What is the magnitude of the net force on the charge at the origin? [mN- 0.001 N.] a) 1.40 mN b) 12.4 mN c) 20.5 mN...
Need Help Physic Part A-D Part A: Part B: Part C: Part D: A dipole is centered at the origin, and is composed of charged particles with charge te and -e, separated by a distance 6 x 10 10 m along the y axis. The +e charge is on the -y axis, and the -e charge is on the ty axis A proton is located at <0, 2 x 10-8, 0> m. What is the force on the proton, due...
Need Help!!! Physic Part A-C Part A: Part B: Part C: Problem 13.55 (Multistep) A dipole is centered at the origin, and is composed of charged particles with charge +e and-e, separated by a distance 6 × 10-10 m along the y axis. The te charge is on the -y axis, and the -e charge is on the +y axis. A proton is located at <o, 2 x 10-8, 0> m. What is the force on the proton, due to...
ConstantsI Periodic Table PartA The electric field on the axis of a uniformly charged ring has magnitude 360 kN/C at a point 6.0 cm from the ring center. The magnitude 25 em from the center is 150 kN/C; in both cases the field points away from the ring. Find the ring's radius. Express your answer using two significant figures. R- cm Submit Part B Find the ring's charge Express your answer using two significant figures nC Submit