MD 7 Elevators Pt.1

The total permissible variation in the size of a dimension; the difference between the limits of size.

• allowance

• tolerance

• variance

• interface

Considering that there is no fit, what is the permissible liberal tolerance in machining work?

A tolerance where the size of a part is permitted to be either larger or smaller than the given dimension.

• unilateral

• lateral

• bilateral

• none of these

Basic size is the same as design size if there is No _____.

• allowance

• clearance

• limits

• tolerance

Which of the following is a tolerance where the size of a part may be larger only, or smaller only, than the given dimension.

• unilateral

• lateral

• bilateral

• none of these

In the selection of wire rope, regular lay means wires and strands are arranged in the following manner _____.

• twisted in same direction

• twisted in any direction

• twisted in opposite direction

• twisted in along direction

Negative allowance is also called

• interference of metal

• feeler gage

• mocrometer

• tolerance

Plus or minus of the tolerance is also called ______.

• total tolerance

• unilateral tolerance

• bilateral tolerance

• none of these

Which of the following is the basis for ASA fits?

• basic number system

• basic hole system

• basic size system

• unit system

What is the direction of the predominant surface pattern?

• smoothness

• waviness

• lay

• roughness