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Question: Light containing wavelengths of 400 nm, 500 nm, and 650 nm is incident from air on a block of crown glass at an angle of 25.0°.
(a) Are all colors refracted alike, or is one color bent more than the others?
(b) Calculate the angle of refraction in each case to verify your answer.
The difference in potential between the accelerating plates of a TV set is about 29 kV. The distance between these plates is 1.2 cm. Find the magnitude of the uniform electric field in this region. Answer in units of N/C
starting from its nest, an eagle flies at constant speed for 3.0 min due east, then 4.0 min due north. how long is the eagle in the air
q1. consider a 3.0kg ball and a 5.4kg ball in free fall.what is the net force performing on each?what is the
A block of mass m1 = 6.67 kg on a frictionless plane inclined at angle ? = 33.6° is connected by a cord over a massless, What is the acceleration of the hanging block
A satellite with mass 2200kg is initially in a circular orbit a distance 325km above the earth's surface. Due to air drag, the satellite's altitude decreases to 250km. Calculate the change in gravitational potential energy
Two loudspeakers are located 3.57 m apart on an outdoor stage. A listener is 26.7 m from one and 27.7 m from the other. What is the lowest frequency that gives the maximum signal (constructive interference) at the listener's location
When the skateboarder reaches the highest point, how far is this point horizontally from the end of ramp.
Two small nonconducting spheres have a total charge of 90.0. When placed 1.14 apart, the force each exerts on the other is 11.8 and is repulsive. What is the charge on each
Two boats are heading away from shore. Boat 1 heads due north at a speed of 3.2 m/srelative to the shore. Relative to boat 1, boat 2 is moving 40°north of east at a speed of 1.5 m/s.
what is the entropy change during the free expansion of 1.70 moles of an ideal gas from an intial volume of 1.60 liters into an evacuated volume of 1.90 additional liters
If a woman lifts a 20.0 kg bucket from a well and does 6.00 kJ of work, how deep is the well? Suppose that the speed of the bucket remains constant as it is lifted.
The mass of Jupiter is 300 times that of the earth, and the diameter is 11 times that of the earth, find the acceleration due to gravity on Jupiter's surface
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