198.
Choose the correct statement.
Düzgün məlumatı seçin.
Выберите правильную информацию.
The first powerful electromagnet was made by Henry in 1990.
Many methods of making and storing electric charges were discovered during the 20th century.
Computers can hardly perform simple and complex calculations.
Albert Einstein has stated the rule for the equivalence of mass in grams.
Familia rectangular cards with a lot of large holes record computer instructions.
199.
Find the wrong sentence.
Səhv cümləni tapın.
Найдите не правильное предложение.
Much has been written on the progress achieved in producing electricity.
Thomson’s break through was followed by many new exciting discoveries.
No force of gravitation influence bodies in space.
The first electric cell was made in 1800 by the Italian scientist Volta.
M.V. Lomonosov and Rikhman proved the electrostatic nature of electricity of the atmosphere.
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