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a double-slit arrangment prduce bright interference fringrs that are seprated by 2.60 mm when the wavelengt is 589nm. what is the bright fringe separation if the entire arrangment is immersed water?
On planet Tehar, the free-fall acceleration is the identical as that on Earth, but there is also a strong downward electric field that is uniform close to the planet's surface.
a ball moving at 5m/s collides head on elastically with a ball at rest. what are the velocities or the two balls after the collision
A girl is standing at the edge of the cliff 271 m above the ground. She reaches out over the edge of the cliff and throws a rock straight upward with a speed of 6.17 m/s. a) how long does it take the rock to hit ground? b) What is the speed of the ro..
A superball with a mass m = 61:6 g is dropped from a height h = 1.76m. What is the momentum change of the ball during its collision with the floor
You can ignore friction between the sled and surface of the pond. Use the work-energy theorem to find the speed of the sled at 3.00 m.
A vertical straight wire carrying an upward 21-A current exerts an attractive force per unit length of 8.3×10?4N/m, What is the magnitude of the current in the second wire
A soccer player kicks the ball toward a goal that is 23.0 m in front of him. Find the speed of the ball when the goalie catches it in front of the net
An ion with charge q is distance r from a molecule with polarizability (alpha). Find an expression for the magnitude force F
Red laser light of 630 nm is incident upon a diffraction grating. determine the angle from the incident ray of the first diffracted ray
using a large shiny curved surface (mirror). you notice that an object is upright and exactly 2/3 of the height of the object when it is 150m away from the mirror. what is the image distance
The Mariana trench is located in the Pacific Ocean at a depth of about 11 000 m below the surface of the water. The density of seawater is1025 kg/m3. determine the weight of a jetliner
A solid cylinder with a radius of 4.0 {rm cm} has the same mass as a solid sphere of radius R. If the cylinder and sphere have the same moment of inertia about their centers, illustrate what is the sphere's radius?
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