The image below shows a concertina - Leaving Cert DCG - Question A-4 - 2018
Question A-4
The image below shows a concertina. The instrument is hexagonal in cross-section. The plan, elevation and the partially completed end view of the instrument are also... show full transcript
Worked Solution & Example Answer:The image below shows a concertina - Leaving Cert DCG - Question A-4 - 2018
Step 1
Projections from plan
96%
114 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
To complete the end view of the concertina, start by projecting the existing hexagonal shapes from the plan onto the end view. Ensure each edge of the hexagon is correctly aligned based on measurements from the elevation provided.
Step 2
Points defined in end view
99%
104 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Identify and mark the points where the edges of the hexagon meet. Ensure that the corners are defined sharply, reflecting the precise intersections observed in the plan.
Step 3
Complete visible end
96%
101 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Fully outline the visible edges of the concertina in the end view. Ensure that all edges are drawn clearly and to scale.
Step 4
Complete end view (incl. hidden detail)
98%
120 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Incorporate any hidden details that may not be visible in the plan or elevation but are required for a full understanding of the instrument's cross-section. Use dashed lines to indicate these hidden features.
Step 5
Apply correct length of edge
97%
117 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
For the true shape of the end of the instrument, apply the measured edge lengths correctly. Each segment should reflect the accurate dimensions taken from the end view.
Step 6
Use correct angles
97%
121 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Ensure that all angles used in the drawing are consistent with the original specifications, particularly the 120-degree angles associated with the hexagonal shape.
Step 7
Draw required true shape
96%
114 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Using the defined lengths and angles, accurately draft the true shape of the instrument's end. This should reflect the actual appearance of the cross-section in a 2D format.
Step 8
Presentation
99%
104 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Ensure that the final drawing is neat, clearly labeled, and free from any unnecessary marks. Presentation is key in technical sketches, so take care to highlight only what is essential.
Join the Leaving Cert students using SimpleStudy...
