Machine Design In order to ensure self locking in a screw jack, it is essential that helix angle is __________ friction angle. Equal to Larger than None of these Smaller than Equal to Larger than None of these Smaller than ANSWER DOWNLOAD EXAMIANS APP
Machine Design The circumferential and longitudinal strains in a cylindrical boiler under internal steam pressure are εc and εl respectively. The change in volume of the boiler cylinder per unit volume will be εc² + εl 2εc + εl εc + εl² εc + 2εl εc² + εl 2εc + εl εc + εl² εc + 2εl ANSWER DOWNLOAD EXAMIANS APP
Machine Design A triple riveted butt joint with double straps of unequal width is to be designed for a boiler shell. The pitch of the rivets in the outer row is double the pitch in the inner row and zigzag riveting is proposed. Which of the following statement is correct? There are five rivets per pitch length, all in double shear There are five rivets per pitch length, out of which four are in double shear and one is in single shear There are four rivets per pitch length, all in double shear There are four rivets per pitch length, out of which two are in single shear and two are in double shear There are five rivets per pitch length, all in double shear There are five rivets per pitch length, out of which four are in double shear and one is in single shear There are four rivets per pitch length, all in double shear There are four rivets per pitch length, out of which two are in single shear and two are in double shear ANSWER DOWNLOAD EXAMIANS APP
Machine Design Plastic flow in ductile materials Has no effect on it Lessens the seriousness of static loading stress concentration Increases the seriousness of static loading stress concentration Depends on other considerations Has no effect on it Lessens the seriousness of static loading stress concentration Increases the seriousness of static loading stress concentration Depends on other considerations ANSWER DOWNLOAD EXAMIANS APP
Machine Design A V-belt designated as B 4430 LP has 4430 mm as nominal pitch length 4430 mm as centre distance between pulleys 4430 mm as diameter of large pulley 4430 mm as diameter of small pulley 4430 mm as nominal pitch length 4430 mm as centre distance between pulleys 4430 mm as diameter of large pulley 4430 mm as diameter of small pulley ANSWER DOWNLOAD EXAMIANS APP
Machine Design The property of a material which enables it to resist fracture due to high impact loads is known as Elasticity Endurance Strength Toughness Elasticity Endurance Strength Toughness ANSWER DOWNLOAD EXAMIANS APP