Fax Machine — Questions and answers
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What did Scottish clockmaker Alexander Bain get a patent for in 1843?
Choices
- An Electric Printing Telegraph ✓
- A regular text telegraph
- A new kind of electric clock
- A machine to make copies of books
Answer: An Electric Printing Telegraph
From page 1
What was the biggest challenge Alexander Bain faced in his early experiments to send images?
Choices
- Finding enough non-conductive ink.
- Making the stylus move fast enough.
- Making sure the sending and receiving machines moved together perfectly. ✓
- Drawing clear pictures on the metal plate.
Answer: Making sure the sending and receiving machines moved together perfectly.
From page 3
What was Alexander Bain's original training or first job?
Choices
- A farmer
- A clockmaker ✓
- A painter
- A teacher
Answer: A clockmaker
From page 4
How did Alexander Bain solve the problem of making the sending and receiving machines work together perfectly?
Choices
- He used fast computers to control them.
- He had people manually adjust them at both ends.
- He used two perfectly matched pendulums, one at each machine. ✓
- He made the machines much bigger and stronger.
Answer: He used two perfectly matched pendulums, one at each machine.
From page 5
How did Bain's machine turn a picture into electrical signals to send?
Choices
- It took a photograph of the picture.
- A stylus scanned the picture on a spinning cylinder, sending electrical pulses. ✓
- Someone typed the description of the picture into a code.
- It used mirrors to reflect the image to another machine.
Answer: A stylus scanned the picture on a spinning cylinder, sending electrical pulses.
From page 6
Which inventor created the 'Pantelegraph,' the first commercial fax service?
Choices
- Alexander Bain
- Frederick Bakewell
- Giovanni Caselli ✓
- Albert Einstein
Answer: Giovanni Caselli
From page 9
What made physical fax machines less common for people to use every day?
Choices
- They became too big to fit in offices.
- The internet and email became popular. ✓
- They ran out of special paper.
- People stopped needing to send documents quickly.
Answer: The internet and email became popular.
From page 10