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A simple pendulum with a length of 2.43 m and a mass of 6.84 kg is given an initial speed of 1.76 m/s at its equilibrium position.
A) Determine its total energy.
B) Determine its maximum angular displacement.
If light is shown from a sheet of glass toward water and just skims the boundary between the glass, at what angle was the light aimed toward the water
An airplane traveling at 480 km/h needs to reverse its course. The pilot decides to accomplish this by banking the wings at an angle of 38o. Find the time needed to reverse course
a shower head has 20 circulaar openings, each with radiius 1.0 mm. what is its speed as it exits the shower head openings
The length of a simple pendulum is 0.75 m and the mass of the particle (the "bob") at the end of the cable is0.40 kg. What is the angular frequency of the motion
A satellite of mass 6000 kg orbits the Earth in a circular orbit of radius of 9.0*10^6 m (this is above the Earth's atmosphere). Using the momentum principle, find the speed of the satellite in orbit
When rolling a ball down an inclined plane, the ball rolls 1 cubit in ten seconds. How far will the ball have rolled from its starting point after 20 seconds
A disk 1.0cm in diameter is located 2.5 m from a 100-W light bulb. The surface of the disk is a perfect reflector, Calculate the radiation force on the disk
A thin glass rod is submerged in oil. What is the critical angle for light traveling inside the rod
An RC circuit contains a resistor of value R = 430 ? and a capacitor with C = 0.05 F. how long would it take to discharge the capacitor to 15% of V1
If an electric wire is allowed to produce a magnetic field no larger than that of the Earth .45E-4 T at a distance of 27 cm
What is the tangential acceleration of a bug on the rim of a 13.0-in.-diameter disk if the disk accelerates uniformly from rest to an angular speed of 76.0 rev/min in 4.60 s? 0.29 m/s2
Object O1 is 15.0 cm to the left of a converging lens of 10.0-cm focal length. A second lens is positioned 10.0 cm to the right of the first lens, What is the focal length of the second lens
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