(a) A ball is attached to a string of length L = 20.5 cm and suspended from the ceiling, as shown in the figure. A uniform electric field points to the right in the figure. When e = 13.0°, the ball is in equilibrium. Find the net charge on the ball (in µC). E = 1.00 × 10³ N/C m = 2.00 g 84.87 opposite It seems that you swapped sine and cosine in your calculation. Remember that sin(0) = hypotenuse (b) What If? If the electric field is suddenly turned off, what is the speed of the ball at the bottom of its swing (in m/s)? 0.35 Use energy conservation and solve your resulting equation for the speed v. m/s

(a) A ball is attached to a string of length L = 20.5 cm and suspended from the ceiling, as shown in the figure. A uniform electric field points to the right in the figure. When e = 13.0°, the ball is in equilibrium. Find the net charge on the ball (in µC). E = 1.00 × 10³ N/C m = 2.00 g 84.87 opposite It seems that you swapped sine and cosine in your calculation. Remember that sin(0) = hypotenuse (b) What If? If the electric field is suddenly turned off, what is the speed of the ball at the bottom of its swing (in m/s)? 0.35 Use energy conservation and solve your resulting equation for the speed v. m/s

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

See similar textbooks

Similar questions

A small rubber sphere has a mass of 3.64 g and a charge of -18.6 µC. It levitates, motionless, when placed in a uniform electric field perpendicular to the ground. What is the magnitude of the electric field (in N/C)? N/C What is the direction of the electric field? O upward O downward O east west
A small plastic ball of mass m = 1.50 g is suspended by a string of length L = 25.0 cm in a uniform electric field of magnitude E = 1.00 x 10³ N/C as shown in the figure. If the ball is in equilibrium when the string makes an angle = 17.5° angle with the vertical as indicated, what is the net charge on the ball? 10 E=1.00 x10³ N/C L m
NU PHYS101C: Physic I(F ... Nile University Question 19 A small, 2 g plastic ball carrying a charge q = - 50µC is suspended by a 20 cm long string in a uniform electric field. If the ball is in equilibrium when 0= 60°, then E = Not yet answered Marked out of 1.00 P Flag question 20.0 cm M= 2.00 g Select one: O a. 6.79 (-i) O b. 6.79 (i) O . 2.26 () O d. 2.26 (-i) O e. 2.26 (i) P Type here to search Ps Lr 立
A small plastic ball of mass m = 3.00 g is suspended by a string of length L = 16.0 cm in a uniform electric fleld, as shown in the figure below. If the ball is in equilibrium when the string makes a 0- 17.5 angle with the vertical as indicated, what is the net charge on the ball? E-1.00 x 10 N/C
3 sig
Time left 0:18.32 A charge of 1.0 x 10 uC is located inside a sphere, 1.25 cm from its center What is the electric flux through the sphere due to this charge in N. m2/C ? O a 0.028 Ob 0.11 Oc 0.022 Od 8.9 Three equal negative point charges are placed at three of the corners of a square of side d as shown in the figure. Which of the arrows represents the direction of the net electric field at the center of the square? Ob D B.
could you solve this
A small, rigid object carries positive and negative 2.00 nC charges. It is oriented so that the positive charge has coordinates (-1.20 mm, 1.60 mm) and the negative charge is at the point (1.50 mm, -1.30 mm). (a) Find the electric dipole moment of the object. C.mî + C. mj (b) The object is placed in an electric field E = (7.80 × 10° î – 4.90 x 10³ j) N/C.Find the torque acting on the object. N.m ---Select--- v (c) Find the potential energy of the object-field system when the object is in this orientation. (d) Assuming the orientation of the object can change, find the difference between the maximum and the minimum potential energies of the system.
Hi sir, pllleeaassee soolvee this questionnn, thanks a lot for ur effects
The figure below shows a dipole. If the positive particle has a charge of 40.1 mC and the particles are 3.02 mm apart, what is the electric field at point A located 2.00 mm above the dipole's midpoint? (Express your answer in vector form.) N/C E = A d/2 y d/2 X
A small, rigid object carries positive and negative 2.00 nC charges. It is oriented so that the positive charge has coordinates (-1.20 mm, 1.00 mm) and the negative charge is at the point (1.30 mm, -1.30 mm). (a) Find the electric dipole moment of the object. X c.mî+ c.mj (b) The object is placed in an electric field E = (7.80 x 10³ 1-4.90 x 10³1) N/C. Find the torque acting on the object. XN-m - m ---Select--- (c) Find the potential energy of the object-field system when the object is in this orientation. 7x J (d) Assuming the orientation of the object can change, find the difference between the maximum and the minimum potential energies of the system. X ₁
Find the tensition in the string where a postively charge ball hanging at an angle of 20° due to a uniform electric field of 2 kN/C in the x direction. The charge in the ball is 6 µC E = 2x10 N/c 20 O0.777 N Ob0.094 N OC0.303 N Od0.035 N e. 1.001 N