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A lens that has an index of refraction of 1.61 is coated with a non-reflective coating that has an index of refraction of 1.45. Determine the minimum thickness for the film if it is to be non-reflecting for light of wavelength 5.60 x 102 nm.
An object is located 100 centimeter in front of a diverging lens of focal length 25 centimeter. Obtain the lateral magnification of this system of lenses
Two long parallel wires carry currents of 3.85 A and 4.31 A. The magnitude of the force per unit lengh acting on each wire is 3.77 Ã- 10-5 N/m
A spherical mirror is polished on both sides. When the convex side is used as a mirror, the magnification is +1/4. What is the magnification when the concave side is used as the mirror, the object remaining the same distance from the mirror.
A satellite is in a circular orbit around an unknown planet. The satellite has a speed of 1.50 x 104 m/s, and the radius of the orbit is 5.00 x 106 m. What is the orbital speed of the second satellite
an initially uncharged air-filled capacitor is connected to a 3.39-v charging source. as a result 9.57 times 10-5 c of
An object is thrown vertically upward with aspeed of 5 m/s. It lands on the floor with a speed of 6 m/s.From what height was the object thrown?
Two figure skaters, one weighing 625N and the other 775N , push off against each other on very smooth ice. If the heavier skater travels at 1.60m/s , how fast will the lighter one travel?
An object with a charge of -3.1\mu C and a mass of 1.0 x 10-2 kg experiences an upward electric force, Find the magnitude of the electric field
A 1.80x10^2 kg piano is being lifted at a steady speed from ground level straight up to an apartment 18.00 m above the ground. The crane that is doing the lifting produces a steady power of 4x10^2 W. How much time does it take to lift piano.
A 0.100-kg ball is thrown straight up into the air with an initial speed of 15.0 m/s. Find the momentum of the ball - at its maximum height.
To strengthen his arm and chest muscles, an 75.0 kg athlete 2.00 m tall is doing a series of push-ups as shown in the figure below . His center of mass is 1.20 m from the bottom of his feet, and the centers of his palms are 30.0 cm from the top of..
The tune-up specifications of a car call for the spark plugs to be tightened to a torque of 38Nm . You plan to tighten the plugs by pulling on the end of a 30-cm-long wrench. With what force must you pull
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