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You Are On Multi Choice Question Bank SET 1882
94101. The most important rule in freehand sketching is to keep the sketch in proportion.
(A): True (B): False
94102. The degree of precision of a given sketch depends on its use.
(A): True (B): False
94103. A set of written specifications is often included in a set of technical drawings.
(A): True (B): False
94104. Drafters usually work alone in their cubical without any interaction with other drafters, designers, architects, or engineers.
(A): True (B): False
94105. Modern computer drafters must have a thorough understanding of industrial drafting standards.
(A): True (B): False
94106. This type of solid is egg-shaped and can be created by revolving an ellipse around one of its axes:
(A): Ellipsoid (B): Torus (C): Cone (D): Cylinder
94107. Some of the common terms used to describe technical drawing include:
(A): Drafting (B): Engineering Graphics (C): Engineering Drawing (D): All of the above
94108. The winding have many turns of thin wire in dc generator is:
(A): Series field winding (B): Armature winding (C): Shunt field winding (D): None of these
94109. In oblique sketches, the most commonly used angles for receding lines are:
(A): 15 or 30 degrees (B): 25 or 30 degrees (C): 30 or 45 degrees (D): 45 or 60 degrees
94110. A drafter who develops technical drawings of a highway overpass would most likely be a ________ drafter.
(A): architectural (B): civil (C): mechanical (D): process piping
94111. This is the smallest diameter of a screw thread:
(A): Internal thread diameter (B): Minor diameter (C): Major diameter (D): External thread diameter
94112. This is the bottom surface joining the sides of two adjacent threads:
(A): Lead (B): Pitch (C): Crest (D): Root
94113. ANSI has established three classes of fit.
(A): True (B): False
94114. Keys can be used to prevent movement between shafts and wheels.
(A): True (B): False
94115. Doubled threads are composed of two or more ridges running side by side.
(A): True (B): False
94116. A screw thread is a ridge of uniform section in the form of a helix on the external or internal surface of a cylinder.
(A): True (B): False
94117. The major diameter is the largest diameter of a screw thread.
(A): True (B): False
94118. Pitch is equal to 12 divided by the number of threads per inch.
(A): True (B): False
94119. Springs may be classified as either helical springs or flat springs.
(A): True (B): False
94120. Rivets are not considered permanent fasteners.
(A): True (B): False
94121. A machine pin is a mechanical device designed to store energy when deflected and to return the equivalent amount of energy when released.
(A): True (B): False
94122. Tap drill depth does not include the cone point of the drill.
(A): True (B): False
94123. Thread length, finish, and proportions are some of the standard characteristics of bolts and nuts.
(A): True (B): False
94124. A torsion spring is a type of helical spring.
(A): True (B): False
94125. An internal thread is a thread on the outside of a member.
(A): True (B): False
94126. The axis of a screw is the longitudinal centerline through the screw.
(A): True (B): False
94127. The root is the top surface joining the two sides of a thread.
(A): True (B): False
94128. The form of a thread is the cross section of the thread cut by a plane containing the axis.
(A): True (B): False
94129. Multiple threads are composed of one ridge, and the lead is equal to the pitch.
(A): True (B): False
94130. A Class 3 fit is exceptionally high quality and recommended only when high cost of precision is warranted.
(A): True (B): False
94131. These include taper pins, straight pins, dowel pins, clevis pins, and cotter pins:
(A): Bolts (B): General fasteners (C): Machine pins (D): Rivets
94132. The distance a screw thread advances axially in one turn is the:
(A): Lead (B): Pitch (C): Turn (D): Crest
94133. The standard number of threads per inch for various diameters is the:
(A): Series of thread (B): Lead (C): Major diameter (D): Thread pitch
94134. This type of fit is high quality and is used for the bulk of interchangeable screw thread work:
(A): Class 1 (B): Class 2 (C): Class 3 (D): Class 4
94135. This type of thread is a thread on the inside of a member:
(A): Basic thread (B): External thread (C): Internal thread (D): Major diameter thread
94136. Acceptable parts must not extend beyond this:
(A): Boundary limits (B): Hole limits (C): Specification (D): Tolerances
94137. This practice considers an individual part's dimensions and tolerances and that part's relation to its related parts:
(A): Applying allowances (B): Geometric dimensioning and tolerancing (C): Creating datum references (D): Angular dimensioning tolerances
94138. Defining the datum reference frame is necessary to apply GDT principles.
(A): True (B): False
94139. Specific tolerances are based on the part's function and fit.
(A): True (B): False
94140. Nominal size is used for general identification and is usually expressed in decimals.
(A): True (B): False
94141. Unilateral tolerances have traditionally been given on angles.
(A): True (B): False
94142. Geometric dimensioning and tolerancing can simplify the inspection process.
(A): True (B): False
94143. Geometric tolerances state the maximum allowable variations of a form or its position from the perfect geometry implied in the drawing.
(A): True (B): False
94144. In reference to geometric tolerancing, the term "geometric" refers to forms such as planes, cylinders, and squares.
(A): True (B): False
94145. Implied 90 degree angles typically have different general tolerances applied to them than other angles covered by a general note.
(A): True (B): False
94146. Datum surfaces and features are used as references to control other features.
(A): True (B): False
94147. Allowance is the maximum clearance or minimum interference specified to achieve a fit between two mating parts.
(A): True (B): False
94148. The ISO has its own system of preferred metric limits and fits.
(A): True (B): False
94149. Increased precision makes parts less expensive to manufacture.
(A): True (B): False
94150. Tolerance is the total amount a specific dimension is permitted to vary.
(A): True (B): False
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