Class 8 Online Courses

Inventions Practice Tests

Inventions Online Tests

Spectograph Multiple Choice Questions (MCQ) PDF Download

Free Spectograph Multiple Choice Questions (MCQ Quiz) with Answers (Spectograph MCQ PDF Book) download to learn online courses. Practice Inventions and Inventors Multiple Choice Questions and Answers (MCQs), Spectograph quiz answers PDF for elementary school graduation certificate. The Spectograph MCQ App Download: Free learning app for a.c, fortran, snowblower, music synthesizer test prep for distance learning.

The MCQ: Which one of the following received a patent for the far ultraviolet camera; "Spectograph" App Download (Free) with answers sir walter wingfield, sir george carruthers, sir walter brattain and sir t.j blachut for elementary school graduation certificate. Solve inventions and inventors quiz questions, download Google eBook (Free Sample) for online degree programs.

Spectograph MCQs: Questions and Answers PDF Download

MCQ 1: Which one of the following received a patent for the far ultraviolet camera?

  1. Sir Walter Wingfield
  2. Sir George Carruthers
  3. Sir Walter Brattain
  4. Sir T.J Blachut

Inventions Practice Tests

Spectograph Learning App & Free Study Apps

Download Spectograph MCQs App to learn Spectograph MCQs, Inventions Learning App, and Basic Business Research MCQ Apps. Free "Spectograph" App to download Android & iOS Apps includes complete analytics with interactive assessments. Download App Store & Play Store learning Apps & enjoy 100% functionality with subscriptions!

Spectograph App (Android & iOS)

Spectograph App (Android & iOS)

Inventions App (Android & iOS)

Inventions App (iOS & Android)

Basic Business Research App (Android & iOS)

Basic Business Research App (Android & iOS)

Software Engineering App (Android & iOS)

Software Engineering App (iOS & Android)