Machine Design In hydrostatic bearings Do not require external supply of lubricant The Oil film pressure is generated only by the rotation of the journal The oil film is maintained by supplying oil under pressure Grease is used for lubrication Do not require external supply of lubricant The Oil film pressure is generated only by the rotation of the journal The oil film is maintained by supplying oil under pressure Grease is used for lubrication ANSWER DOWNLOAD EXAMIANS APP
Machine Design The power transmitted by belt drive depends upon Belt velocity Initial belt tension Arc of contact All of these Belt velocity Initial belt tension Arc of contact All of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design Rankine's theory of failure is applicable for following type of materials Elastic Brittle Plastic Ductile Elastic Brittle Plastic Ductile ANSWER DOWNLOAD EXAMIANS APP
Machine Design An open belt drive is used when Driven shaft is to be started or stopped whenever desired without interfering with the driving shaft Shafts are arranged parallel and rotate in the same directions Shafts are arranged parallel and rotate in the opposite directions Shafts are arranged at right angles and rotate in one definite direction Driven shaft is to be started or stopped whenever desired without interfering with the driving shaft Shafts are arranged parallel and rotate in the same directions Shafts are arranged parallel and rotate in the opposite directions Shafts are arranged at right angles and rotate in one definite direction ANSWER DOWNLOAD EXAMIANS APP
Machine Design In designing a key, it is assumed that the distribution of forces along the length of key Varies exponentially, being less at the torque-input end Varies linearly Is uniform throughout Varies exponentially, being more at the torque-input end Varies exponentially, being less at the torque-input end Varies linearly Is uniform throughout Varies exponentially, being more at the torque-input end ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the material of key and shaft is same, and the width of key is one-fourth of the diameter of shaft (d), then length of key will be 1.8 d 1.2 d 1.57 d 0.8 d 1.8 d 1.2 d 1.57 d 0.8 d ANSWER DOWNLOAD EXAMIANS APP
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