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To tighten a spark plug, it is recommended that a torque of 13.6 N•m be applied. If a mechanic tightens the spark plug with a wrench that is 24.5 cm long, find the minimum force necessary to create the desired torque?
A gas is compressed at a constant pressure of 0.800 atm from 12.00 L to 3.00 L. In the process, 380 J of energy leaves the gas by heat. (a) What is the work done on the gas? J (b) What is the change in its internal energy?
the displacement of a wave traveling in the negative y-direction is dyt 5.00cm sin 6.50 y 60.0 t where y is in m
A playground merry-go-round has a disk-shaped platform that rotates with negligible friction about a vertical axis. how fast will the disk be turning
For this aircraft, each wing has an area of 24 m2. When the plane is traveling at normal speed, the speed of the wind belowthe wing is taken as 200 m/s and the speed of the wind above is approximately 251 m/s due to the design of the wing.
A bead with a mass of 0.083 g and a charge of 15 nC is free to slide on a vertical rod. At the base of the rod is a fixed 10nC charge. In stability, at what height above the fixed charge does the bead rest.
the 1994 winter olympics included the aerials competition in skiing. in this event skiers speed down a ramp that slopes
Two point charges Q1 = 3.6 µC and Q2 = 8.0 µC are initially very far apart. They are then brought together, How much work does it take to bring them together
A cylindrical brass sleeve is to be shrink-fitted over a brass shaft whose diameter is 3.219 cm at 0°C. To what temperature must the sleeve be heated before it will slip over the shaft
A 1300-kg car is being driven up a 4.0° hill. The frictional force is directed opposite to the motion of the car and has a magnitude of f = 530 N. A force Farrowbold is applied to the car by the road and propels the car forward.
an aluminum wirehaving a cross-sectional area equal to3.1010-6m2carries a current of8.00a. the density of aluminum is
Two springs with spring constants k1 and k2are put together end-to-end. Let x1 be the amount by which the first spring is stretched relative to its equilibrium length, andsimilarly for x2. If the combined double spring is stretched by an amount b ..
A major motor company displays a die-cast model of its first automobile, made from 5.14 kg of iron. What mass of gold is needed to make the new model
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