Engineering, 13.12.2019 04:31 nehakarakkattu
Apermanent magnet dc motor is coupled to a load through a gearbox. if the polar moments of inertia of the rotor and load are jr and jl , the gearbox has a n: m reduction (where n > m ) from the motor to the load, the motor has a starting torque ts and a no-load speed max , and the load torque is proportional to its speed (tl k), a. what is the maximum acceleration that the motor can produce in the load? b. what is the steady state speed of the motor and the load? c. how long will it take for the system to reach 95% of its steady state speed?
Answers: 3
Engineering, 04.07.2019 18:10
You are making beer. the first step is filling the glass carboy with the liquid wort. the internal diameter of the carboy is 15 in., and you wish to fill it up to a depth of 2 ft. if your wort is drawn from the kettle using a siphon process that flows at 3 gpm, how long will it take to fill?
Answers: 1
Engineering, 04.07.2019 18:10
Ifa component is made of two or more materials with different modulus of elasticity (e), it is called a composite member and we calculate the factor·n". mention the formula for calculating n". also, ifn> 1, explain what will happen to the 1. transformed.gi) ifn 1, what will happen to the material when transformed material when
Answers: 1
Engineering, 04.07.2019 18:10
Courses that are developed by subject matter experts, internal or extemal to the college or university. these programs are marketed by the school (clo2) marks a)-vocational schools b)-vendor training c)-colleges & universities d)-continuing education programs
Answers: 2
Engineering, 04.07.2019 18:20
An open feedwater heater operates at steady state with liquid entering at inlet 1 with t? = 40°c and pl = 1 .2 mpa. water vapor att2-200°c and p2 = 1.2 mpa enters at inlet 2. saturated liquid water exits with a pressure of pa 1.2 mpa. neglect heat transfer with the surroundings and all kinetic and potential energy effects, determine the mass flow rate of steam at inlet 2 if the mass flow rate of liquid water at inlet 1 is given as 2 kg/s.
Answers: 3
Apermanent magnet dc motor is coupled to a load through a gearbox. if the polar moments of inertia o...
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