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- In figure , what is the resultant force on the charge in the lower left corner of the sequare (q1) ? Assume that q = 4 micro colom and a= 3 mmFind the total electric charge of 2.3 kg of electrons. Express your answer using two significant figures. Find the total electric charge of 2.3 kg of protons. Express your answer using two significant figures.In the following problems, you don't need to understand the physics to complete the questions. Focus on the equations. (a) The force of gravity, F, between two masses, m and M, separated by a distance r, is given by where G is a constant. Write an equation of r in terms of other variables in the equation GmM F= 2 for F: r= (b) The electric force between two charges q=3·10¯6 units and Q=-4·10¯6 units separated by a distance, 1 d = 3-10-4 units, is given by F= where k=9. 10⁹ units. Without using a calculator, calculate the F. F= kq x² (c) Two positive electric charges, q and Q are separated by a distance d. Assume that q> Q> 0. The position x from charge q where the electric field zero is given by: = kQ (d-x)² kqQ d² Solve for x in terms of the other variables. The quantity k is a constant. Solution 1 represents the largest value of x. Hint: The solution can be simplified in many ways. The solutions accepted below have a form d Solution 1 = a-b Solution 2 = d a+b√√ You need to figure out…
- During operation, a device sprays droplets of aqueous liquid of average diameter 100 µm and charge density p = 30 mC.kg¬1. 1. Express the mass of a droplet as a function of its diameter d and the mass density My of the liquid. 2. Assuming that the mass density of a hydroalcoholic solution is the same as that of water, calculate the mass of a droplet of sprayed liquid. 3. Express the charge Q of a droplet as a function of the charge density per unit mass p and the mass of that droplet. Deduce the average charge carried by a droplet using p= 30 mC.kg¬1. 4. Has the droplet lost or gained electrons ? How many electrons does this charge represent ? (CtrlHow can I solve this problem? A 12 nC charge is located at (-4, 0) and a -9 nC charge located at (4, 0) exerts a net force on a 3 nC charge located at (0, -3). Assume that the coordinates are measured in millimeters. a) Calculate the y-component of the force exerted by the -9 nC charge, in millinewtons, to the 3 nC charge. b) Calculate the direction of the net electric force, in degrees, experienced by the 3 nC charge. Use the positive x-axis as reference. c) Calculate the electric potential energy experienced by the 3 nC charge in microjoules. d) Calculate the electric potential at the origin in kV/m.Two charges, Q1 and Q2 are placed along the horizontal line, as shown in the picture below. The Q1 Q2 charges are separated by distance a=4.4 cm and the ratio of the charges, =5. а Q1 Q2, Where along the line connecting the two charges would the net electric field be equal to zero? Express your answer as distance from the charge Q1, in centimeters, with precision of two places after decimal.
- What is the magnitude of the electric force, in N, between a +3000 C charge and an electron that are 1 mm away from each other? By how many times is the electric force between two charges increased if the distance between them is one tenth of what was originally? By what fraction, in decimal form, is the electric force between two charges decreased if the distance between them is doubled?Charge Q1 = -12.0 nC is placed at (x,y) = (8, 0) millimeters and charge Q2 = 5.6 nC is placed at (2, 9) millimeters on the coordinate system shown. Charge Q0 = -2.83 nC is at the origin. Determine the magnitude of force on Q0. Express your answer in nN (nanoNewtons).What is the magnitude of the net electric force on charge A in the figure (Figure 1)? Assume that q_1 = 1.7 nC and q_2 = 4.4 nC. Express your answer to two significant figures and include the appropriate units.
- V volts Q1.8 If the slope of the graph for electric field mapping is 0.5 V/cm and the distance between the positive and negative electrodes was 18 cm, then the e.m.f (in V) of the battery used was: X cm 15 13.5 11.5 9. 10Encode the given, required, equation, solution, and answer. This is not a writing assignment. If a positive test charge is located between two charged spheres, A and B. Sphere A has a charge of +4q and is located 0.2 meter from the test charge. Sphere B has a charge of -2q and is located 0.1 meter from the test charge. If the magnitude of the force on the test charge due to sphere A is F, what is the magnitude of the force on the test charge due to sphere B?Use the following data: Value of q1= −61 nC and coordinate is (33,59), Value of q2= −61 nC and coordinate is (53,60), Value of q3 = 122 nC and coordinate is (58,−41). These coordinates are given in nano meters and 1nC means 1.0 nano coulomb charge. #Use the following constants if necessary. Coulomb constant, k = 8.987×10^9 N⋅ m^2/C^2 . Vacuum permittivity, ϵ0 = 8.854×10^−12 F/m . Magnitude of the Charge of one electron, e = −1.60217662×10^−19 C . Mass of one electron, me = 9.10938356×10^−31 kg . Unless specified otherwise, each symbol carries their usual meaning. For example, μC means microcoulomb .