(a) Consider a particle of mass m and electric charge q, subject to an electric field...
(a) Consider a particle of mass m and electric charge q, subject to an electric field E. What is its acceleration, a?
(b) Consider pushing one side of a cube-shaped block of mass m (with sides of area A) by applying a uniform pressure p (ignore friction). What is the block’s acceleration, a?
(c) Now consider a particle of mass m in a gravitational field g. What is its acceleration? What is unusual about acceleration due to gravity, compared with your earlier answers? (Einstein used this observation as a starting point for his theory of gravity.)
Homework Answers
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(a) Consider a particle of mass m and electric charge q, subject
to an electric field...
What must the charge (sign and magnitude) of a particle of mass 1.46 g be for...
What must the charge (sign and magnitude) of a particle of mass 1.46 g be for it to remain stationary when placed in a downward-directed electric field of magnitude 630 N/C? Use 9.81 m/s^2 for the magnitude of the acceleration due to gravity. What is the magnitude of an electric field in which the electric force on a proton is equal in magnitude to its weight? Use 1.67×10-27 kg for the mass of a proton, 1.60×10-19 C for the magnitude...
Part A What must the charge (sign and magnitude) of a particle of mass 1.41g be...
Part A What must the charge (sign and magnitude) of a particle of mass 1.41g be for it to remain stationary when placed in a downward-directed electric field of magnitude 630 N/C? Use 9.81 m/s^2 for the magnitude of the acceleration due to gravity. Part B What is the magnitude of an electric field in which the electric force on a proton is equal in magnitude to its weight? Use 1.67×10^−27 Kg for the mass of a proton, 1.60×10^−19 C...
A particle with mass m and charge q is emitted from the origin, (x,y)=(0,0). A large,...
A particle with mass m and charge q is emitted from the origin, (x,y)=(0,0). A large, flat fluorescent screen is located at x=L. There is a target on the screen at y position yh, where yh>0. Ignore gravity in this problem. Part A Suppose the charge is emitted with velocity v0 in the positive x direction. Between the origin and the screen, the charge travels through a constant electric field pointing in the positive y direction. What should the magnitude...
Consider a charged particle of mass 0.004 kg placed in a downward-pointing electric field of magnitude...
Consider a charged particle of mass 0.004 kg placed in a downward-pointing electric field of magnitude 700 N/C. Determine both the sign and magnitude of the particle's net charge that allows it to "levitate" motionlessly against gravity
A small block of mass m and charge Q is placed on an field is applied...
A small block of mass m and charge Q is placed on an field is applied parallel to the 0 (a) Find an expression for the magnitude of the electric field that enables the block to remain at rest. (Use any variable or symbol stated above along with the following as necessary: g for the acceleration due gravity.) b) l m s. 469. magnitude 6 si #26.5, determine the magnitude and the direction of the electric field that enables the...
A particle of mass M there is a constant electric field of E 1.6x103 & field...
A particle of mass M there is a constant electric field of E 1.6x103 & field of B = 0.60 Ti + 0.34 TA. 9.0kg and charge Q -7.4x10-3 C is in a region where and a constant magnetic The particle is moving at a constant velocity (i.e. it is not accelerating) and moving at an angle of 90° to the magnetic field. What is the magnitude of the velocity? Answer in meters per second.
A small particle with positive charge q = +4.25 x 10 ° C and mass m...
A small particle with positive charge q = +4.25 x 10 ° C and mass m = 7.00 x 10 kg is moving in a region of uniform electric and magnetic fields. The magnetic field is B = 4.00 T in the +z-direction, The electric field is also in the +z-direction and has magnitude E = 60.0 N/C. At time t = 0 the particle is on the y-axis at y= +1.00 m and has velocity v = 30.0 m/s...
A particle with mass m = 9.6 x 10-26 kg and electric charge with q =...
A particle with mass m = 9.6 x 10-26 kg and electric charge with q = 20 *1.602 x 10-19 C moves through a region with B = -0.4 ax + 0.2 ay -0.1 az T and a velocity u = (2 ax - 3 ay +6 az) 104 m/s att = 0. 1. What electric field E must be present at = 0 if the net force F on the charged particle is 0? (7 points) 2. If the...
A Particle with charge q- 1o C and mass m-2.08 109 kg is moving in u...
A Particle with charge q- 1o C and mass m-2.08 109 kg is moving in u magnetic field whose magnitude is o.004 T. The speed of the Particle is 8oomis and its velocity vector makes an angle of 450 with the menthet magnetic field vector. What is the magnite of the acceleration of the particle?
Problem 2: An imaginary particle π has mass m 5 x 10-27 kg and charge q...
Problem 2: An imaginary particle π has mass m 5 x 10-27 kg and charge q +3c 4.8x 10-19 C. Compare the magnitude of the electric repulsion between two π particles with that of gravitational attraction between them. Problem 3: Two equal charges 22 x 10-6 C are located at -0, y 0.3 m and z 0, V0.3 m respectively. What are the magnitude and direction of the total electric force that q1 and g2 exert on a third charge...
A small block of mass m and charge Q is placed on an field is applied parallel to the 0 (a) Find an expression for the magnitude of the electric field that enables the block to remain at rest. (Use any variable or symbol stated above along with the following as necessary: g for the acceleration due gravity.) b) l m s. 469. magnitude 6 si #26.5, determine the magnitude and the direction of the electric field that enables the...
A particle of mass M there is a constant electric field of E 1.6x103 & field of B = 0.60 Ti + 0.34 TA. 9.0kg and charge Q -7.4x10-3 C is in a region where and a constant magnetic The particle is moving at a constant velocity (i.e. it is not accelerating) and moving at an angle of 90° to the magnetic field. What is the magnitude of the velocity? Answer in meters per second.
A small particle with positive charge q = +4.25 x 10 ° C and mass m = 7.00 x 10 kg is moving in a region of uniform electric and magnetic fields. The magnetic field is B = 4.00 T in the +z-direction, The electric field is also in the +z-direction and has magnitude E = 60.0 N/C. At time t = 0 the particle is on the y-axis at y= +1.00 m and has velocity v = 30.0 m/s...
A particle with mass m = 9.6 x 10-26 kg and electric charge with q = 20 *1.602 x 10-19 C moves through a region with B = -0.4 ax + 0.2 ay -0.1 az T and a velocity u = (2 ax - 3 ay +6 az) 104 m/s att = 0. 1. What electric field E must be present at = 0 if the net force F on the charged particle is 0? (7 points) 2. If the...
A Particle with charge q- 1o C and mass m-2.08 109 kg is moving in u magnetic field whose magnitude is o.004 T. The speed of the Particle is 8oomis and its velocity vector makes an angle of 450 with the menthet magnetic field vector. What is the magnite of the acceleration of the particle?
Problem 2: An imaginary particle π has mass m 5 x 10-27 kg and charge q +3c 4.8x 10-19 C. Compare the magnitude of the electric repulsion between two π particles with that of gravitational attraction between them. Problem 3: Two equal charges 22 x 10-6 C are located at -0, y 0.3 m and z 0, V0.3 m respectively. What are the magnitude and direction of the total electric force that q1 and g2 exert on a third charge...
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