Machine Design Crowning on pulley helps In decreasing the slip of the belt To keep the belt in centre on a pulley while it is in motion In increasing the slip of the belt To increase pulley life In decreasing the slip of the belt To keep the belt in centre on a pulley while it is in motion In increasing the slip of the belt To increase pulley life ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the fulcrum is in between the load and effort, the lever is said to be of Third type Any one of these First type Second type Third type Any one of these First type Second type ANSWER DOWNLOAD EXAMIANS APP
Machine Design In order to ensure self locking in a screw jack, it is essential that helix angle is __________ friction angle. Smaller than None of these Equal to Larger than Smaller than None of these Equal to Larger than 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 exponentially, being more at the torque-input end Is uniform throughout Varies linearly Varies exponentially, being less at the torque-input end Varies exponentially, being more at the torque-input end Is uniform throughout Varies linearly ANSWER DOWNLOAD EXAMIANS APP
Machine Design Two rigid plates are clamped by means of bolt and nut with an initial force F. After tightening, a separating force P (P < F) is applied to the lower plate, which in turn acts on the nut. The tension in the both after this is P F F + P F.P P F F + P F.P ANSWER DOWNLOAD EXAMIANS APP
Machine Design Yield point in fatigue loading as compared to static loading is Lower Depends on other factors Same Higher Lower Depends on other factors Same Higher ANSWER DOWNLOAD EXAMIANS APP
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