Machine Design A pressure vessel is said to be a thick shell, if the ratio of wall thickness to its diameter is None of these Equal to 1/10 Less than 1/10 Greater than 1/10 None of these Equal to 1/10 Less than 1/10 Greater than 1/10 ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a boundary lubricated bearing, there is a __________ of lubricant between the journal and the bearing. None of these Thin film Thick film Either A or B None of these Thin film Thick film Either A or B ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following screw thread is adopted for power transmission in either direction? Buttress threads Multiple threads Acme threads Square threads Buttress threads Multiple threads Acme threads Square threads ANSWER DOWNLOAD EXAMIANS APP
Machine Design A long helical spring having a spring stiffness of 12 kN/m and number of turns 20, breaks into two parts with number of turns 10 each in both the parts. If the two parts are connected in series, then the softness of the resultant spring will be 30 kN/m 12 kN/m 24 kN/m 6 kN/m 30 kN/m 12 kN/m 24 kN/m 6 kN/m ANSWER DOWNLOAD EXAMIANS APP
Machine Design The root angle of a bevel gear is equal to Pitch angle - addendum angle Pitch angle - dedendum angle Pitch angle + addendum angle Pitch angle + dedendum angle Pitch angle - addendum angle Pitch angle - dedendum angle Pitch angle + addendum angle Pitch angle + dedendum angle ANSWER DOWNLOAD EXAMIANS APP
Machine Design In order to determine the stresses in a thin cylinder due to an internal pressure, it is assumed that The tensile stresses are uniformly distributed over the section of the walls The effect of the restraining action of the heads at the end of the pressure vessel is neglected The effect of curvature of the cylinder wall is neglected All of these The tensile stresses are uniformly distributed over the section of the walls The effect of the restraining action of the heads at the end of the pressure vessel is neglected The effect of curvature of the cylinder wall is neglected All of these ANSWER DOWNLOAD EXAMIANS APP
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