elastic strength

yield strength

brinell hardness number

toughness

there is a thick film of lubricant between the journal and the bearing

there is a thin film of lubricant between the journal and the bearing

there is no lubricant between the journal and the bearing

the lubricant is forced between the journal and the bearing, by external pressure

The addendum is less than dedendum

The pitch circle diameter is equal to the product of module and number of teeth

The pitch circle is always greater than the base circle

all of the above

less than 20 d

greater than 30 d

between 20 d and 30 d

equal to inside diameter of pipe

variations in load acting on a member

variations in properties of materials in a member

abrupt change of cross-section

all of these