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Q84 (IAS/2018) Official Key

"3D printing" has applications in which of the following ? 1. Preparation of confectionery items 2. Manufacture of bionic ears 3. Automotive industry 4. Reconstructive surgeries 5. Data processing technologies Select the correct answer using the code given below :

Result
Your answer: —  Â·  Correct: D
Explanation

The correct answer is (d) 1, 2, 3, 4 and 5.

3D printing (additive manufacturing) has remarkably diverse applications across all listed fields:

  1. Confectionery items: 3D food printing can create intricate chocolate designs, sugar decorations, and complex candy shapes that are impossible with traditional methods.
  2. Bionic ears: Princeton researchers have created a bionic ear using 3D printing that combines biological tissue with electronics, capable of hearing radio frequencies beyond normal human capability.
  3. Automotive industry: Used extensively for prototyping, custom parts, and even full car bodies. Companies like Local Motors have 3D-printed entire vehicles.
  4. Reconstructive surgeries: 3D-printed implants, prosthetics, bone replacements, and surgical guides are revolutionizing reconstructive medicine. Custom titanium jaw implants and skull plates are already in clinical use.
  5. Data processing: 3D printing is used in creating custom circuit boards, electronic components, and hardware for data processing systems.
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Q. "3D printing" has applications in which of the following ? 1. Preparation of confectionery items 2. Manufacture of bionic ears 3. Auto…
At a glance
Origin: Mostly Current Affairs Fairness: fair Books / CA: 2/10 · 8/10
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Science & Technology question testing awareness of 3D printing applications. The answer is "all of the above" which is a common UPSC pattern when the technology has very broad applications. Regular reading of Science Reporter and technology sections of newspapers is sufficient.

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