Class 8 Online Courses

Inventions App's Tests

Inventions e-Book's MCQs - Complete

Radio Quiz App & e-Book Download - 53

MCQ:

Transmitted voice was patented by

  1. Sir Reginald A. Fessenden
  2. Sir Nikola Tesla
  3. Sir Rudolf Diesel
  4. Sir Schuyler Skaats Wheeler

Inventions App & e-Book Tests PDF Download

Radio Learning App: Free Download Android & iOS

The App: Radio Quiz App to learn Radio Textbook, General Knowledge Quiz App, and Mechanics of Materials Quiz App. The "Radio" App to free download iOS & Android Apps includes complete analytics with interactive assessments. Download App Store & Play Store learning Apps & enjoy 100% functionality with subscriptions!

Radio App (Android & iOS)

Radio App (Android & iOS)

General Knowledge App (Android & iOS)

General Knowledge App (iOS & Android)

Mechanics of Materials App (Android & iOS)

Mechanics of Materials App (Android & iOS)

General Knowledge App (Android & iOS)

General Knowledge App (iOS & Android)