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a sphere of radius a in free space is nonuniformly charged over its surface such that the charge density is given by p(alpha)=p0*sin(2*alpha), where p0 is constant.
Compute a) the total charge of the sphere
b) the electric field vector at the sphere
c) electric potential at the center of the sphere.
generator has a terminal voltage of 115 V when it delivers 18.0 A, alculate the emf (e m f) and the internal resistance (r) of the generator
The pulley system is used to lift a 52 kg crate. Note that one chain connects the upper pulley to the ceiling and a second chain connects the lower pulley to crate. assume the masses of the chains, pulleys, and ropes are negligible, conclude the forc..
An outfielder makes a throw directly to home plate which is 94.2m away, Determine where the ball lands relative to home plate
A 4.7 kg block moving at 4.7 m/s makes a head-on elastic collision with a stationary block of mass 3.9 kg. Find the kinetic energy of the system after the collision
Two resistors have resistances R(smaller) and R(larger), where R(smaller)
What is the stopping distance when the surface is dry and the coefficient of friction is 0.620.
A parachutist descending at the speed of 25 m/s loses a shoe at an altitude of 50 m. (Assume the positive direction is upward.)
Two tiny conducting spheres with a mass of 15gm each are hanging from non-conducting threads of length 70cm such that they are 4cm apart as shown to the left.
The perspective provided by Multiple-Concept is useful here. The highest barrier that a projectile can clear is 15.60 m, while the projectile is launched at an angle of 23.0 ° above the horizontal. What is the projectile's launch speed.
A lightweight string of length 60cm is attached to the ceiling at points separated by distance. Three objects of equal mass are hung from the string, separating the string into 4 equal segments of length L. If θ = 40, find the measure of angle φ a..
A muscle builder holds the ends of a massless rope. At the center of the rope, a 7.9 kg ball is hung as shown. What is the tension in the rope
A certain fuel-efficient hybrid car gets gasoline mileage of 55.0 mpg (miles per gallon). how many tanks of gas will you use to drive 1600 km
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