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A 220 gram ball of clay travelling east at 20.0 m/s collides perfectly In-elastically with a 300 gram ball of clay travelling 30.0o west of south at 10.0m/s.
What are the speed and the direction of the resulting blob of clay?
How much energy is lost on the collision?
Two charges q1 = 6 µC, q2 = -49 µC, are L = 19 cm apart. A third charge is to be placed on the line between the two charges. How far from q1 should the third charge be placed so that the net electric force on the third charge is minimized?
A laser beam with vacuum wavelength 600 nm is incident from air onto a block of glass. find the wavelength of the light in glass
A house is 48.9 ft long and 29.7 ft wide, and has 7.71 ft high ceilings. What is the volume of the interior of the house in cubic centimeters
A soccer ball of diameter 30 cm rolls without slipping at a linear speed of 2.7 m/s. Through how various revolutions has the soccer ball turned as it moves a linear distance of 16 m.
we have a container of 1.89 moles of an ideal monatomic gas. the volume of the container is 15.0 liters and the
The accepted value of the specific gravity of a rectangular metalblock is 2.70. What is the relative error of the determination
Batman (mass = 95.9 kg) jumps straight down from a bridge into a boat (mass = 683 kg) in which a criminal is fleeing. The velocity of the boat is initially +8.67 m/s. What is the velocity of the boat after Batman lands in it?
As the drawing illustrates, a siren can be made by blowing a jet of air through 20 equally spaced holes in a rotating disk. What must be the angular speed in radians per second of the disk
A 58 kg skier is going down a 35 degree slope. The areaof each ski in contact with the snow is 0.3 m^2. Determine the pressure that each ski exerts on the snow
If the angular magnification of an astronomical telescope is 38 and the diameter of the objective is 66 mm, what is the minimum diameter of the eyepiece
Compute near point distance of farsighted eyes of a person who uses +1.5D reading glasses
A 20 kg block is stacked on top of the 20 kg block. Both blocks are glued together. What is the magnitude F of force, acting horizontally on the two blocks, that is required to make the two blocks start to move.
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