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     EduGorilla 
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    The ratio between the clearance and the radius of a full journal bearing is 0.01. It is filled with a lubricant having coefficient of viscosity of 56 x 10–3 Pas. The pressure of bearing is 2.8 MPa and it supports a shaft running at 4800 revolutions per minute. What is the Summerfield number?

    Options :-

    1. 2.15
    2. 0.189
    3. 0.016
    4. 1.76
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