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A 2.0 nC charge is at the origin and a -4.0nC charge is at x = 1.3cm.
1. At what x-coordinate could you place a proton so that it would experience no net force? Express your answer to two significant figures and include the appropriate units.
2. Would the net force be zero for an electron placed at the same position?
The upward normal force exerted by the floor is 610 N on an elevator passenger who weighs 660 N. What is the reaction force to weight of the passenger
Aluminum rivets used in airplane construction are made slightlylarger than the rivet holes and cooled by "dry ice" (solid CO2)before being driven. If the diameter of a hole is 4.460 mm , whatshould be the diameter of a rivet at 23.0 °C, if its diamet..
A mass m1 = 15.0 kg and a mass m2 = 11.5 kg are suspended by a pulley that has a radius of 10.2 cm and a mass of 3 kg, determine the tension in the left cord
You have a battery marked "6.00 V." When you draw a current of 0.223 A from it, the potential difference between its terminals is 5.01 V. What is the potential difference when you draw 0.537 A
A truck covers 40.0 m in 7.15 s while uniformly slowing down to a final velocity of 1.45 m/s. Find the truck's original speed
The pressure in a vessel containing methane and water at 70°C is 10 atm. Estimate the mole fraction of methane in the liquid
Calculate how much water will flow in one minute through 200 millimeter of a tube 1.5 millimeter in diameter if the pressure across the tube is 10cmHg
A potential difference of 87mV exists between the inner and outer surfaces of the cell membrane. The inner surface is negative relative to outer surface. How much work is required to eject a positive sodium ion (Na+) from the interior of the cell.
Find the force necessary to start the crate moving, given that the mass of the crate is 32 {rm kg} and the coefficient of static friction between crate and floor is 0.60.
A rocket blasts off and moves straight upward from the launch pad with constant acceleration. What is the magnitude of the rocket's acceleration
A car is traveling at 67.53 mph. The driver applies the brakes and the car decelerates at 5.68 m/s2. What is the stopping distance in meters
Four charged particles rest at the corners of a square of side a = 0.30 m. Determine the electric field at the position of particle 3 as well as the electric force on particle 3
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