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A person is riding merrily along on his road bicycle at V mph. What is the approximate minimum speed V in mph necessary for him to flip over the handlebars?
Assume that the rider weights 150 lbs, the bike weighs 20 lbs, the rider is 5 feet 8 inches tall, the bike has 700c wheels, the front brake immediately locks the front tire, and that the seat is located 30 inches above the ground. Also assume that the rider/bicycle are one fixed unit.
steam turbine expands steam reversibly and adiabatically from 4Mpa,300C to 50C turbine exit. determine the work per kg of steam.
mechanical vibrations a helical spring of stiffness k is cut into two halves and a mass m is connected to be 0.5 s. if
1. a commercial refrigerator keeps food fresh at -12 ordmc. it is estimated that the refrigerator removes 3300 kjhr
a structural compenent is formed with aluminum alloy 6061-t6 with youngs modulus e68.9 gpa and shear modulus g 26 gpa.
methane ch4 at 25 c 1 bar enters a furnace operating at steady state and burns completely with 140 of theoretical air
A wooden board AB, which is used as a temporary prop to support a small roof, exerts at point A of the roof a 57-lb force directed along BA. Determine the moment about C of that force.
it is highly desirable to make benzene from ethane from shale gas in a continious vapor-phase reaction3c2h6 --gt c6h6
State the sequence in which the cylinders operate on the operation of the start valve and show, with the aid of a schematic diagram, how an electronic controller could be included in the circuit to control the sequence of cylinder operations.
An airplane was moving with a velocity equal to 300 mph when the velocity was increased with uniform acceleration to 600 mph in 5 min, calculate the number of miles the airplane traveled during that interval of time.
A wheel barrow is used to lift a 200 lb load. The length from the wheel axle to the center of the load is 2 ft. The length from the wheel and axle to the effort is 5 ft. 5. What is the ideal mechanical advantage of the system?
a cylindrical drill with radius r1 is used to bore vertically a hole through the centre of a sphere of radius r2.a find
If it is known that the value of the stress exponent n for this alloy is 8.2, compute the steady-state creep rate at 1300 K and a stress level of 89 MPa.
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