2 Answers

Please refer to your text books and notes, or even try asking your tutor for these answers, you will never learn anything by having someone else give you the answer.

11 years ago. Rating: 5
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In 1969 I invented a method of switching that could be operated in 3 nano-seconds, breaking all previous records for switching speed. Since then I have invented 7 switching methods that operate much faster...but I refuse to publish those facts. 

11 years ago. Rating: 3
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