Two small metallic spheres, each of mass m = 0.2 g, are suspended as pendulums by light strings of length L . The spheres are given the same electric charge of 7.2 nC, and they come to equilibrium when each string is at an angle of θ = 5˚ with the vertical. How long are the strings?

Q: A charged particle travels undeflected through perpendicular electric and magnetic fields whose…

A:

Q: A particle of mass m and charge q is in an electric and magnetic field is given by E = 2î + 33, B=…

A:

Q: When the particle's motion is perpendicular to the field, what is the value of sine theta? a) .5 b)…

A:

Q: A +6.00-uC point charge is moving at a constant 8.00 X 106 m/s in the +y-direction, relative to a…

A: Ans :       Here a charge+6μc is moving at a comstant speed 8×106 m/salong +y directionv = 8×106 m/s…

Q: 28.63     Two long, straight, parallel wires are 1.00 m apart (Figure P28.63).  The wire on the left…

A: The magnitude and direction of B at point P,

Q: A physicist performing a sensitive measurement wants to limit the magnetic force on a moving point…

A: solution is given as

Q: A charged particle moves through a velocity selector at constant velocity. In the selector, E =…

A: Ans:- Image-1

Q: A 53 microcoulomb charge moves 477 m/s in the x direction, and 825 m/s in the y direction. It moves…

A:

Q: A flat circular coil with 40 loops of wire has a diameter of 32 cm. What current must flow in its…

A: Given: The number of the loop is 40. The diameter of the loop is 32 cm. The magnetic field is 3x10-4…

Q: Figure CQ19.9 shows four positive charges, A, B, C, and D,moving in the xy - plane in the presence…

A: The formula of magnetic force for a charge moving in a magnetic field:

Q: An electron in a TV CRT moves with a speed of 6.00×107 m/s , in a direction perpendicular to the…

A: Given: speed,v = 6 x 107 m/s  magnetic field, B = 5 x 10-5 T  distance,d = 1 cm = 0.01  m

Q: | = 200 Amps R = 4.14 cm

A: Current (I) = 200 A R = 4.14 cm = 0.0414 m

Q: An electron in a television tube moves with a speed of 6.34 x 107 m/s, in a direction perpendicular…

A: Given: The speed of the electron is 6.34x107 m/s. The strength of the magnetic field is 5x10-5 T.…

Q: In a Hall-effect experiment, is it possible that no transverse potential difference will be…

A: In the Hall Effect experiment no transverse of potential difference is observed. There is a…

Q: 2. A proton traveling at 1*10^7 m/s in a horizontal plane passes through an opening into a mass…

A:

Q: The wire carrying 400 A to the motor of a commuter train feels an attractive force of 4.00 x 10-3…

A: The current in the first wire, I1=400 A   The current in the second wire, I2=5.00 A   The force per…

Q: A uniformmagnetic field Bis directed parallel to the z-axis. A proton enters the field with a…

A: Given: Velocity, v →= (4.0 j ^ + 3.0k^)*106 m/s Magnitude of v→,|v| = 42 + 32 *106 m/s…

Q: An electron in a television tube moves with a speed of 5.92 x 107 m/s, in a direction perpendicular…

A:

Q: A capacitor stores energy within a 1 point dielectric between the conducting plates in the form of…

A: We are allowed to answer only the first question. For solutions to other questions, please re-post…

Q: 11 chapter29-question29 An electran moves with velacity= (7n-61)x 10 m/s in a magetic field (-081+…

A: According to the question answering guidelines by Bartleby the first question is needed to be…

Q: An alpha particle (helium nucleus consisting of 2 protons and 2 neutrons) moves in a circular orbit…

A: Given : r = 4.5 cm = 0.045 m B = 1.2 T

Q: Suppose the starter cable of a car is carrying 160 A of current. Assume this cable is long and…

A:

Q: A permanent magnet pole face has 0.80 T of magnetic field. A 20 cm long conductor placed…

A:

Q: Can the belt of a Van de Graaff accelerator be a conductor?

A: Explain:- Can the belt of a Van de Graaff accelerator be a conductor? Explanation:- Van de graff…

Q: 1m A charged particle with mass 2.974 x 10-20 Kg and a kinetic energy of 4 x 10-12 j are moving in…

A: The magnetic field is perpendicular to the direction of motion. (a) The magnetic force acting on the…

Q: An electron in the beam of a TV picture tube is accelerated by a potential difference of 1.94 kV.…

A: We have an electron beam that is accelerated through a potential difference of V=1.94 kV as it…

Q: INTRO TO MECHAN, & ELEC & MAGNETISM (PHYS 1303, 1304, 1307 &1308) Halliday, Fundamentals of Physics,…

A: In order to keep the electron moving along x axis, magnetic force should be equal to electric force.…

Q: A solenoid 10.0 cm in diameter and 75.0 cm long is made from copper wire of diameter 0.100 cm, with…

A:

Q: A solenoid 9.98 cm in diameter and 74.3 cm long is made from copper wire of diameter 0.1 cm, with…

A: Points to remember while solving this numerical: 1. Magnitude of the magnetic field on the axis of a…

Q: A proton carrying 1 MeV kinetic energy is moving in a circular path of radius R in uniform magnetic…

A:

Q: A proton describes a circular orbit of radius 27 cm perpendicular to a magnetic field of modulus 1.0…

A:

Q: 0.704E11 ay 30 m/s2 az = m/s2 (b) What If? For the electron moving along the x-axis in the fields in…

A:

Q: A solenoid 10.0 cm in diameter and 68.6 cm long is made from copper wire of diameter 0.100 cm, with…

A: Given here,diameter, d=10 cmlength, l=68.6 cmdiameter of copper wire, =0.10 cmmagnetic field, B=9.40…

Q: A particle with a charge of 2μC is moving at 3 x 106m/s perpendicularly through a magnetic field…

A:

Q: A flat circular coil with 40 loops of wire has a radius of 16 cm. What current must flow in its…

A:

Q: A distance of 3 cm separates two straight, parallel, current-carrying wires with currents 18 500 A…

A: Given: The separation between wires is 3 cm. The current in the first wire is 18500 A. The current…

Q: Two wires AC and BC are attached to a 7 Kg sphere that It rotates at constant speed v in the…

A: Given,  Mass of the sphere M=7 kg θ1=55°, θ2=30°d=1.4 m

Q: particle with a charge of –1.24 x 10-8 C is moving with instantaneous velocity ? = (1.49 × 104 ? /?)…

A: Given:- A particle With the charge = 1.24 X 10-8 C  The velocity v= 1.49×104i^+-3.85×104j^ m/s Find…

Q: A particle (mass =1 mg, charge =1 mC) moves with a velocity of v=(0.0i+1.0j+0.0k) km/s. It enters a…

A:

Q: distance of 3 cm separates two straight, parallel, current-carrying wires with currents 18 500 A and…

A:

Q: Question 2: A particle with a charge of 1.24x10* C is moving with instantaneous velocity v=(5x10ʻm/…

A:

Q: what is the induced electromotive force  in a 0.50 m rod moving with a velocity of 1 m/s…

A: Let the rod’s length is denoted by l, moving with the velocity v and the magnetic field is denoted…

Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.