Physics, 15.07.2019 22:30 brenyasanders4001
The propeller of a world war ii fighter plane is 3.203.20 mm in diameter. a) what is its angular velocity in radians per second if it spins at 13501350 rpmrpm? rad/srad/s b) what is the linear speed of its tip at this angular velocity if the plane is stationary on the tarmac? m/sm/s c) what is the centripetal acceleration of the propeller tip under these conditions? calculate it in multiples of gg.
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Apulley with mass mp and a radius rp is attached to the ceiling, in a gravity field of 9.81 m/s2 and rotates with no friction about its pivot.
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Asolid round steel rod 6.25 mm in diameter and 375 mm long is rigidly bonded to the end of solid square brass rod 25 mm on a side and 300 mm long. the geometric axes of the bare are along the same line. an axial tensile force of 5.4 kn is applied at the extreme ends of the assembly. for steel e = 200 gpa and for brass e = 90 gpa. determine the total elongation for the assembly.
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The propeller of a world war ii fighter plane is 3.203.20 mm in diameter. a) what is its angular vel...
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