Explore topic-wise MCQs in Mechanical Engineering.

This section includes 464 Mcqs, each offering curated multiple-choice questions to sharpen your Mechanical Engineering knowledge and support exam preparation. Choose a topic below to get started.

151.

This type of solid has two bases that are parallel equal polygons:

A. Pyramid
B. Prism
C. Cone
D. Torus
Answer» C. Cone
152.

Angles project true size only when the plane containing the angle and plane of projection are this:

A. Adjacent
B. Aligned
C. Perpendicular
D. Parallel
Answer» E.
153.

Two-point perspective is also known as:

A. Two-view perspective
B. Regular perspective
C. Parallel perspective
D. Angular perspective
Answer» E.
154.

This is a common method for connecting steel members of buildings and bridges:

A. Assembly
B. Fabricating
C. Riveting
D. Welding
Answer» E.
155.

These drawings are given to contractors to perform work or manufacture individual parts:

A. Assembly details
B. 3D drawings
C. Working drawings
D. Skeleton assemblies
Answer» D. Skeleton assemblies
156.

These breaks are used to shorten the view of an object:

A. Section breaks
B. Aligned breaks
C. Conventional breaks
D. Full breaks
Answer» D. Full breaks
157.

This is the plane upon which the top view is projected:

A. Horizontal
B. Frontal
C. Profile
D. Base
Answer» B. Frontal
158.

This type of rapid prototyping system uses a laser to fuse powdered metals, plastics, or ceramics:

A. Fused deposition modeling
B. Stereo lithography apparatus
C. Solid ground curing
D. Selective laser sintering
Answer» E.
159.

In an assembly section, these parts should have their section lines left out or shown solid black:

A. Bolts
B. All fasteners
C. Thin parts
D. Rivets
Answer» D. Rivets
160.

A half-moon protractor is divided into how many degrees?

A. 360
B. 180
C. 270
D. 310
Answer» C. 270
161.

In this type of drawing, vertical pipes may be revolved into the horizontal plane:

A. Standard view
B. Elevation view
C. Transverse piping
D. Developed piping
Answer» E.
162.

These maps are used in planning installations of trees, shrubbery, drives, and other garden features:

A. Landscape maps
B. Engineering maps
C. Topographic maps
D. Cadastral maps
Answer» B. Engineering maps
163.

This type of structural steel drawing shows all dimensions necessary for fabrication:

A. Shop drawings
B. Design drawings
C. Weldment drawings
D. Application drawings
Answer» B. Design drawings
164.

In U.S. structural and architectural drafting, all dimensions of this length are usually expressed in feet and inches:

A. One inch or over
B. One foot or over
C. One yard or over
D. One rod or over
Answer» C. One yard or over
165.

This is how axonometric, oblique, and perspective sketches show objects:

A. Orthographically
B. Pictorially
C. Obliquely
D. Parallel
Answer» C. Obliquely
166.

This should show what changes were made, when, and by whom:

A. Portable document
B. Record of revisions
C. Title form
D. Revision drawings
Answer» C. Title form
167.

In oblique projection, important shapes should be in this position relative to the viewing plane:

A. Parallel
B. Perpendicular
C. Adjacent
D. Rotated
Answer» B. Perpendicular
168.

The UCS icon represents the intersection of the __________.

A. X-axis
B. Y-axis
C. Z-axis
D. All of the above
Answer» E.
169.

In this type of projection, each of the axes has different ratios of foreshortening:

A. Isometric
B. Dimetric
C. Trimetric
D. Parallel
Answer» D. Parallel
170.

The ________ dimension tool will place the length of an angled line.

A. Aligned
B. Angle
C. Linear
D. Radial
Answer» B. Angle
171.

This is the smallest diameter of a screw thread:

A. Internal thread diameter
B. Minor diameter
C. Major diameter
D. External thread diameter
Answer» C. Major diameter
172.

This is the intersection of the ground plane with the picture plane:

A. Vanishing point
B. Ground line
C. Station point
D. Horizon
Answer» C. Station point
173.

The lines used to create the auxiliary view should appear as ________ in the finished view.

A. Object lines
B. Construction lines
C. Reference lines
D. Construction lines
Answer» B. Construction lines
174.

This type of section is not in direct projection from the view containing the cutting plane:

A. Revolved section
B. Removed section
C. Broken-out section
D. Full section
Answer» C. Broken-out section
175.

If a designer is developing a plan for a project in which the entire part is made out of ¾" thick plywood and he only wants to use one view, he should use the ________ view.

A. Front
B. Top
C. Right
D. Back
Answer» B. Top
176.

When adding dimensions to an auxiliary view it will be necessary to use the ________ tool.

A. Linear dimension
B. Aligned dimension
C. Baseline dimension
D. Angle dimension
Answer» C. Baseline dimension
177.

A cylinder can be created by drawing a rectangular shape then the ________ tool.

A. Revolve
B. Sweep
C. Extrude
D. None of the above
Answer» B. Sweep
178.

A line with a tapering width can be easily created by using the ________ tool.

A. Circle
B. Ellipse
C. Line
D. Polyline
Answer» E.
179.

These are lines drawn on a map to locate, in the plan view, points of equal ground elevation:

A. Contours
B. Elevations
C. Profiles
D. Hatches
Answer» B. Elevations
180.

Newer versions of Auto-CAD utilize the _________ to make block library management very easy.

A. File / find
B. Design Center
C. File / search
D. None of the above
Answer» C. File / search
181.

The first step in creating a traditional technical drawing is to ________.

A. Draw a series of guide lines
B. Set up the meter line
C. Align the paper so that it will be positioned square to the parallel bar
D. Sharpen the leads in the technical pens
Answer» D. Sharpen the leads in the technical pens
182.

Oblique sections are useful to show this:

A. Foreshortened features
B. Oblique lines
C. Interior shapes
D. Projected features
Answer» D. Projected features
183.

A ________ is the person responsible for verifying that the drawings in a project set are free of mistakes.

A. Client
B. CAD trainee
C. Receptionist
D. Checker
Answer» E.
184.

This means that a feature of a finished product contains the maximum amount of material permitted by the tolerance dimensions for that feature:

A. Maximum material condition
B. Machined material condition
C. Maximum machined indication
D. Machine mark indication
Answer» B. Machined material condition
185.

Technical drawings typically serve one of three purposes:

A. Visualization, Communication, or Documentation
B. Visualization, Dimensioning, or Documentation
C. Communication, Documentation, or Installation
D. Documentation, Installation, or Engineering
Answer» B. Visualization, Dimensioning, or Documentation
186.

Generally, the units used on an architectural drawing are set to __________.

A. Architectural
B. Engineering
C. Metric
D. Civil
Answer» B. Engineering
187.

Dimensions are used on the elevation plan to describe ________.

A. Finished floor elevations
B. Roof overhangs
C. Roof pitch angles
D. All of the above
Answer» E.
188.

There are two main types of projection:

A. Parallel and Orthographic
B. Station-point and Perspective
C. Parallel and Convergent
D. Perspective and Parallel
Answer» E.
189.

The building construction industry relies on sets of ________ drawings to construct homes and commercial buildings.

A. Mechanical
B. Isometric
C. Architectural working
D. All of the above
Answer» D. All of the above
190.

When lines intersect on a drawing at angles of this many degrees, it is customary not to dimension the angle:

A. 360
B. 180
C. 90
D. 45
Answer» D. 45
191.

A back or backing weld is a type of:

A. Groove weld
B. Resistance weld
C. Arc and gas weld
D. Upset weld
Answer» D. Upset weld
192.

A projection weld is a type of:

A. Resistance weld
B. Arc weld
C. Gas weld
D. Fillet weld
Answer» B. Arc weld
193.

Before starting an isometric drawing in Auto-CAD the drafter needs to ________.

A. Set the grid to isometric
B. Set the current layer to Def-points
C. Turn Object Snap off
D. Turn Ortho off
Answer» B. Set the current layer to Def-points
194.

These gears transmit power between shafts whose axes intersect at any angle:

A. Worm gears
B. Spur gears
C. Bevel gears
D. Racks
Answer» D. Racks
195.

The ________ is a standard element of a section view in a technical drawing.

A. Cutting Plane line
B. Section lines
C. Material hatch pattern
D. All of the above
Answer» E.
196.

This is an angled surface used on cylinders to make them easier to handle:

A. Fillet
B. Taper
C. Chamfer
D. Lug
Answer» D. Lug
197.

How can the drafter prevent Auto-CAD from placing or stacking another center mark on a circle when adding a diameter dimension to it?

A. Explode the dimension and then erase the center mark
B. Use the Properties dialog box to turn off the center mark of the dimension
C. It can't be done
D. Use the trim tool to take away the stacked center mark
Answer» C. It can't be done
198.

When creating a Cutting Plane line with Auto-CAD it is customary to use a ________ to create the line.

A. Center line
B. Polyline
C. Dashed line
D. Hatch line
Answer» C. Dashed line
199.

Isometric drawings are often used by ________ to help illustrate complex designs.

A. Mechanical engineers
B. Piping drafters
C. Aerospace engineers
D. All of the above
Answer» E.
200.

This type of section is limited by a break line:

A. Removed section
B. Revolved section
C. Broken-out section
D. Half section
Answer» D. Half section