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A disk among vertebrae in the spine is subjected to a shearing force of 630 N. Discover its shear deformation taking it to have the shear modulus of 1*109 N/m2. The disk is equivalent to a solid cylinder 0.700 cm high and 3.70 cm in diameter.
Suppose a manufacturing plant has an average sound intensity level of 97.0 dB created by 25 identical machines. Find the total intensity created by all the machines
q1. a pinball machine launches a 139 g ball with a spring-driven plunger. the game board is inclined at 6 above the
a rocket-powered hockey puck has a thrust of 2.70 n and a total mass of 2.30 kg. it is released from rest on a
Water (density = 1 x 10^3 kg/m^3) flows at 15 m/s through a pipe with radius 0.040 m. find the speed of the water flow in the pipe on the second floor
Two 10-cm-diameter charged rings face each other, 16.0 cm apart. What is the electric field strength at the center of the left ring
How far above the aim is the point
A positive charge of 4.90mC is fixed in place. From a distance of3.40 cm a particle of mass 5.60 g and charge +3.10 mC is fired with an initial speed of 74.0 m/sdirectly toward the fixed charge.
two blocks are suspended over a pulley. The pulley can be treatedas a uniform solid cylindrical disk. find the mass of the pulley
An alpha particle (which is a helium nucleus Q=+2e, m=6.64 X 10-27 kilogram) is emitted in a radioactive decay with KE= 5.63 MeV. Calculate what is its speed
assume that the tale applies a constant force of friction of 0.5 N block. if the block compresses the spring by 3cm after hitting it, what was the speed of the ball(hit spring)
A 67.3 kg sled starts at rest on a horizontal road. The coefficient of kinetic friction between the sled and the road is μk = 0.202. A man pulls the sled a distance 5.07 m along the ground by exerting a constant force of magnitude 532 N on a rope tha..
The front end of an automobile has been designed so that upon impact it progressively crumples by as much as .70m. What is the magnitude of the deceleration
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