A 12-cm-long thin rod has the nonuniform charge density X (x) = (3.5 nC/cm) e-/(6.0 cm) where x is measured from the center of the rod. Part A What is the total charge on the rod? Hint: This exercise requires an integration. Think about how to handle the absolute value sign. Express your answer with the appropriate units. Q= μÅ Value 3 nC ?
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- Point charge A is on the x-axis at z = -3.00 cm. At x = 1.00 cm on the x-axis its electric field is 2700 N/C. Point charge B is also on the x-axis, at a = 5.00 cm. The absolute magnitude of charge B is twice that of A. Part A Find the magnitude and direction of the total electric field at the origin if both A and B are positive. Express your answer in newtons per coulomb. Enter positive value if the field points in +x-direction and negative value if the field points in -x-direction. Ez = N/C Part B Find the magnitude and direction of the total electric field at the origin if both A and B are negative. Express your answer in newtons per coulomb. Enter positive value if the field points in +x-direction and negative value if the field points in -x-direction. E = N/CB10A-1.5-μC charge experiences a 10î -N electric force in a certain electric field. Part A What force would a proton experience in the same field? Express your answer in newtons. ΠΠ ΑΣΦ Fx = ? N
- a. An electrically neutral penny, of mass 3.11 g, contains equal number of positive and negative charges. Assuming the penny is made of pure copper, what is the total positive (or negative) charge within a penny? Atomic mass of copper = 63.5 g/mol Na = 6.02 x 10 atoms / mol (Avogadro's number) CAADA Atomic Number of Copper = 29 protons/atom NOTE: you don't necessarily need chemistry for this.Dimensional analysis!!! b. Suppose the positive and negative charges could be isolated into two bundles and separated by a distance of 1.00 km. What would the force of attraction between the bundles be?A 12-cm -long thin rod has the nonuniform charge density λ(x)=(4nC/cm)e−|x|/(6.0cm) , where x is measured from the center of the rod. Part A What is the total charge on the rod? Hint: This exercise requires an integration. Think about how to handle the absolute value sign.m A particle of charge q=2.5nC and mass m =16µg has an initial velocity of vo=47 directly toward an infinite line charge λ=161". The charge q is initially a distance ro = 82cm from the line charge. As the charge approaches the line it comes to a momentary stop. Determine the distance the charge is from the line when it comes to a stop (in cm).
- please answer both parts with good explanation.▼ Part A The electric field strength 29 cm from the center of a uniformly charged, hollow metal sphere is 11,000 N/C. The sphere is 8.4 cm in diameter, and all the charge is on the surface. What is the magnitude of the surface charge density in nC/cm2 ? Express your answer in nanocoulombs per square centimeter. Hνα ΑΣφ nC/cm2 Submit Request Answer Provide FeedbackA E The picture shows the field lines of a nonuniform electric field and five points A to E in the field. Consider the following statements. Which one is true? This electric field may be due to a negatively charged object located to the left. A positive point charge placed at point C will feel a stronger electric force than at point D. OThe electric field strengths at points B and C are the same because they are on the same field line. OThe electric field strengths at points A and D are both zero because there are no electric field lines on them. A negative point charge placed at point C will feel an electric force pointing to the right.