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A hoop a disk and a solid sphere each have mass of 1.4 kg and a diameter of 16cm. starting from rest, all three objects roll down a 7 degree slope. if the slope is 3 m long and all bodies roll without slipping, find the speed of each at the bottom. Show all work please.
A 767 kg satellite is in a circular orbit about the Earth at a height above the Earth equal to the Earth's mean radius. Find the period of its revolution
The distance between the electron and proton in a hydrogen atom is 5.3 x10-11 m. Find the speed of the electron as it orbits the proton
Vector A is 25.0 m long and pointing 30 degree North of west and Vector B is expressed at 12.0i - 8.5j. compute the direction of the resultant vector
A particular satellite was placed in a circular orbit about 161 mi above Earth. Determine the orbital speed of the satellite
An electric water heater operates at 66 A and 16 kilowatts, Calculate N (the total number of resistors) and the cost of manufacturing the heating element if in a pack of 100 resistors cost $0.50
A dentist's mirror is placed 3.1 cm from a tooth. The enlarged image is located 6.3 cm behind the mirror. How is the image oriented relative to the object
A car is parked on a cliff overlooking the ocean on an incline that makes an angle of 24.0° below the horizontal, Find the length of time the car is in the air
Calculate the period of a satellite orbiting the Moon, 94km above the Moon's surface. Ignore effects of the Earth
q1. a cannonball shot with the initial velocity of 133 ms at an angle of 59deg follows a parabolic path and hits a
A disk-shaped merry-go-round of radius 2.63 m and mass 155 kg rotates freely with an angular speed of 0.744 rev/s. Calculate the initial and final kinetic energies for this system
A vertical straight wire carrying and upward 24-A current exerts an attractive force per unit length of 8.8 X 10-4 N/m on a secon parallel wire 7.0 cm away
A negative charge of -6.0 10-6 C exerts an attractive force of 64 N on a second charge 0.044 m away. What is the magnitude of the second charge
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