Class 8 Online Courses

Inventions App's Tests

Inventions e-Book's MCQs - Complete

Water Heaters MCQ App & e-Book Download - 13

MCQ:

Automatic Storage water heater was patented in

  1. 1882
  2. 1874
  3. 1845
  4. 1889

Inventions App & e-Book Tests PDF Download

Water Heaters Learning App: Free Download Android & iOS

The App: Water Heaters MCQ App to learn Water Heaters Textbook, General Knowledge MCQ App, and Thermodynamics MCQ App. The "Water Heaters" 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!

Water Heaters App (Android & iOS)

Water Heaters App (Android & iOS)

General Knowledge App (Android & iOS)

General Knowledge App (iOS & Android)

Thermodynamics App (Android & iOS)

Thermodynamics App (Android & iOS)

Technical Writing App (Android & iOS)

Technical Writing App (iOS & Android)