How far the test charge of 0.0056c rest reside inside Electric field with intensity of 0.007N up that it can feel a force of 0.004N?
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- The electric field 20 mm to the right from a certain charge has a magnitude of 1.0 x 10^5 N/C and is directed to the left. (a) What is the nature and magnitude of the charge that creates this field? (b) What is the intensity of the electric field E 10 mm from this charge?A rod 50 cm long and 1.0 cm in radius carries a 2.0@mC charge distributed uniformly over its length. Find the approximate mag-nitude of the electric field (a) 4.0 mm from the rod surface, not near either end, and (b) 23 m from the rod.The visible portion of a lightning is preceded by an invisible stage in whicha column of electrons moves from a cloud to the ground. The linear chargedensity λ along the column is typically -1 x 10 -3 C/m. If air molecules areionized in an electric field exceeding 3 x 10 6 N/C, what is the radius of thecolumn?
- At a distance of 4.3cm from the center of a very long unifirmly charged wire, the electric field has magnitude 2000N/C and is directed toward the wire. What is the charge on a 1.0cm length of wire near the center?A +2.0 nCnC charge is at the origin and a -5.0 nCnCcharge is at xx = 1.4 cmcm. At what xx-coordinate could you place a proton so that it would experience no net force?The electric field near the surface of the earthpoints downward and has a magnitude of60 N/C.Compare the upward electric force on anelectron with the downward gravitationalforce; i.e., what is the ratio FeFg? The elementary charge is 1.6 × 10−19 C and the massof an electron is 9.11 × 10−31 kg. What is the magnitude of the charge thatshould be placed on a coin of mass 4.4 g sothat the electric force balances the weight ofthe coin near the earth’s surface?Answer in units of C.
- An electric field of intensity 3.50 kN/C is applied along the x-axis. Calculate theelectric flux through a rectangular plane 0.350 m wide and 0.700 m long if a) theplane is parallel to the yz-plane(a) A ball is attached to a filament of length L-22.7 cm and suspended from the celing, as shawn in the figure. A uniform electric field points to the right in the figure. When - 16.0, the bal is in equllibrium. Find the net charge on the ball (in C). E-1.00 x 10 N/C 2.00 g (b) What If? ir the electric field is suddenly turned off, what is the speed of the ball at the bottom of its swing (in m/s)? m/s Need Help? ad isWhen a test charge qo = 8 nC is placed at the origin, it experiences a force of 8 x 10-4 N in the positive y direction. (a) What is the electric field at the origin? 000010 |× N/C j (b) What would be the force on a charge of -4 nC placed at the origin? 4.00e-4 X Nj (c) If this force is due to a charge on the y axis at y = 3 cm, what is that charge (magnitude and sign)? |-10 nc
- What is the magnitude of the force a +30 μC charge exerts on a +2.9 mC charge 48 cmcm away? Express your answer to two significant figures and include the appropriate units.Don't provid handwriting solutionsThe electric field 0.400 m from a very long uniform line ofcharge is 840 N/C. How much charge is contained in a 2.00 cm sectionof the line?