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A 14 g bullet strikes and becomesembedded in a 1.30 kg block of woodplaced on a horizontal surface just in front of the gun. If thecoefficient of kinetic friction between the block and the surfaceis 0.23, and the impact drives theblock a distance of 9.1 m before itcomes to rest, what was the muzzle speed of the bullet?
Find the shear strain that results if a force of magnitude 8×10^5 is applied to the top square face of the plate, parallel to the side, and a force of equal magnitude is applied in the opposite direction to bottom face of the plate.
A glass lens with radii R1=+3.0cm and R2=+3.0cm has an index of 1.60 and a thickness of 3.0cm. Calculate the primary and secondary principle points
During a wicked thunderstorm, Sam sees two bolts of lightning simultaneously strike two points 5.66 m apart. how far apart do the two lightning bolts strike
A plane drops a package of food to stranded caribou on an ice flow in the Artic circle. How far short of the target should it drop the package
Electrons are ejected from a metallic surface with speeds ranging up to 4.60 × 105 m/s when light with a wavelength of 625 nm is used. a)What is the work function of the surface? b) What is the cutoff frequency for this surface?
During a thunderstorm, winds with a speed of 49.4 m/s blow across a flat roof with an area of 751 m2
in a scientific test conducted in arizona a special cannon called harp shot a projectile straight up to an altitude of
A wave on a string is described by D(x,t)=(2.00cm)sin[(12.57rad/m)x?(638rad/s)t],where x is in m and t is in s. The linear density of the string is 5.00g/m, What is the maximum speed of a point on the string
Two blocks connected by a string are pulled across a rough horizontal surface by a force applied to one of the blocks, what is the magnitude of the applied force
A string of a violin is 32 cm long between fixed points with a fundamental frequency of 440 Hz and a mass per unit length of 7.2 x 10-4 kg/m. What are the wave speed and the tension in the string
Two stationary positive point charges, charge 1 of magnitude3.35 nC and charge 2 of magnitude 1.75 nC, are separatedby a distance of 39.0 cm. An electron is released from rest atthe point midway between the two charges, and it moves along the line..
If a container has a water level 20 cm above the base and you punch a hole in the side 12 cm high
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