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A motor running at 1500rpm drives a shaft at 750 rpm. IF the pulley diameter of driven shaft is 160mm.What is dia of motor shaft.

Niranjana 26th Jun, 2021
Hello,

The concept used here,

V2/V1 = (d1 + t)/ (d2 + t), the velocity ratio

V1=Velocity of motor

V2=Velocity of shaft

d2=diameter of driven shaft

d1=diameter of driving shaft

V1 = 1500 rpm. V2 =750 rpm. d2= 160 mm

As t is not given we can neglect the thickness

750/1500=d1/160

d1=80mm

Hope this helped.

46 Views

Kinetic kinetic diagram of multi speed gearbox is called as

Ayush 2nd Nov, 2020

Hi Candidate,

Before moving to the diagram of gearbox, let's know about gearbox first. Gearbox often referred as transmission is a unit that uses gears and gear trains to provide speed and torque conversions from a rotating power source to another device. Gearboxes are employed to convert input from a high speed power sources to low speed.

Examples of gearbox are - Lifts, Automobiles, Creanes, Lathe and many others. Kinetic diagram of multi speed gearbox is called Kinematic Layout and it depicts all functional resemblance of the gearbox.

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