What is the name of the interface used by visually impaired persons to operate a computer system?
3. Question | Physics
The air temperature on a particular day is 27 ℃. An air bubble trapped in a tube by a thread of
liquid is able to expand freely if it is heated.At what temperature would you expect the volume
of the air bubble to double?
4. Question | Information Technology
Which of the following device interfaces integrates the device controller into the disk or CD drive?
5. Question | Chemistry
To electrolyse solid lead bromide it must first be heated so that:
6. Question | Principles Of Accounts
Which of the following documents may be used to inform a customer of an undercharge on an invoice?
7. Question | Physics
The following statements describe an ordinary mercury-in-glass laboratory thermometer. Which
one of them is NOT true?
8. Question | Principles Of Accounts
Which of the following transactions will NOT affect capital?
9. Question | Physics
Which one of the following statements about a voltmeter is NOT true?
10. Question | Physics
A current of 2 mA is flowing through a wire. How long will it take for 6 coulombs of charge to
pass?
11. Question | Physics
Which one of these statements is true for ALL electromagnetic waves?
12. Question | Chemistry
In the equation, carbon monoxide + oxygen → carbon dioxide, a reactant is:
13. Question | Biology
The chemicals that make up the bodies of animals and plants are called:
14. Question | Chemistry
A salt that contains water of crystallisation is:
15. Question | Biology
In the diagram of a section through a synovial joint, the part labelled X represents the:
16. Question | Mathematics
$x is divided among three boys, Ryan,
Keith and Andrew, in the ratio 2 : 3 : 7,
respectively.
If Andrew gets $15 more than Keith,
what is the value of x ?
17. Question | Biology
Which one of the following is NOT a reflex action?
18. Question | Information Technology
Two commonly used types of impact printers are __________.