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a narrow charged solid cylinder that is coaxial with a larger charged cylindrical shell. Both are nonconducting, What is the linear charge density of the shell
The plates of a 7.4-µF capacitor have net charges of +0.83 µC and -0.83 µC respectively. Which plate is at the higher potential
An air bubble has a volume of 1.25 cm3 when it is released by a submarine 100 m below the surface of a lake. What is the volume of the bubble when it reaches the surface
Earth has a mass of 5.98 × 1024 kg. The average mass of the atoms that make up Earth is 40 u. How many atoms are there in Earth
Four identical charged particles (q= +10.0µC) are located on the corners of a rectangle. find the direction of the total electric force exerted on the charge at the lower left corner by the othe
Suppose you decide to take a trip in your car today. You start out and drive 32 miles in 20 minutes, What is your average speed for the entire trip including when you were parked
Two metal spheres are separated by a distance of 0.8 cm and a power supply maintains a constant potential difference of 850 V, what is the distance between the spheres at this time in nm
An ant, crazed by the sun on a hot Texas afternoon, darts over an xy plane scratched in the dirt. What are the magnitude and angle (relative to the positive x axis) of the overall displacement
A car is driven east for a distance of 49 km, then north for 23 km, and then in a direction 28° east of north for 28 km. FIND the magnitude (in km) of the car's total displacement from its startin
Four identical metallic objects carry the following charges: +8.2 µC, +7.0 µC, -2.6 µC, and -9.2 µC. What is the final charge on each object
Suppose an object starts from rest and the falls with a constant acceleration of 5 mph/s. What will be the speed of the object
Car A accelerates from 0 mph to 30 mph in 6 seconds. Car B accelerates from 0 mph to 35 mph in 6.5 seconds
A charge of +q is located at the origin, while an identical charge is located on the x axis at x = 0.51 m. Where should the third charge be located
A patient is going to be prescribed bifocals which will be 2.90 cm from the eye. Without the bifocals, what is the patient's far point
An astronaut on a distant planet wants to determine its acceleration due to gravity. What is the acceleration due to gravity on this planet
A rectangular loop of wire with length L = 29.5 cm and width W = 16.7 cm carries a current I1 = 1.92 A. What is the magnitude of the net force on the loop
The 9 inch long elephant nose fish in the Congo River generates a weak electric field around its body using an organ in its tail. How many electrons would be required to create that charge
A nucleus of the boron-11 isotope consists of five protons and six neutrons. evaluate the magnitude and direction of the electric field
A total charge of 7.05 10-6 C is distributed on two different small metal spheres. How much charge is on each sphere
A pair of closely spaced parallel conducting plates, charged with equal and opposite electric charges, produces a uniform electric field in the region between them, What must the strength of the ele
Two metal spheres are separated by a distance of 1.1 cm and a power supply maintains a constant potential difference of 830 V between them. what is the distance between the spheres
A 1.0-cm-diameter pipe widens to 2.0 cm, then narrows to 0.5 cm. What is the volumetric flow rate through the pipe
Assume that a spacecraft lands on an asteroid and bores a hole perpendicular to its surface, what is the circumference and radius of that asteroid
A 1.0-cm-diameter pipe widens to 2.0 cm, then narrows to 0.5 cm. What is the speed through the second segment
A person with perfect pitch sits on a bus bench listening to the 450{\rm Hz} horn of an approaching car. how fast is the car moving