Which one of the following statements about constructive interference is NOT true?
3. Question | Mathematics
In a school of 910 pupils, 3/7 are boys and 2/5 of the boys wear glasses. How many
boys wear glasses?
4. Question | Biology
AIDS is a killer disease because:
5. Question | Principles Of Accounts
Mrs. Green is a dry goods merchant. Which of the following transactions would result in a debit to her Cash Account?
6. Question | Integrated Science
The density of pure water is:
7. Question | Chemistry
At the cathode all of these can happen EXCEPT for:
8. Question | Information Technology
The speed of an ink-jet printer is measured by the number of __________ it can print.
9. Question | Biology
Which one of the following is NOT a reflex action?
10. Question | Chemistry
The gas released by baking powder is:
11. Question | Principles Of Accounts
If closing stock Were overstated by $1,000 at the end of a trading period, the error would result in an
12. Question | Biology
All of the following are features of a gas exchange surface EXCEPT for:
13. Question | Principles Of Accounts
The imprest systems saves time in the posting of expenses to the nominal accounts because
14. Question | Chemistry
The number of kilos in 1 metric tonne is:
15. Question | Principles Of Accounts
The gross profit of a firm is $3,600, bad debts $100, rent paid $120, rent prepaid $20, general expenses $80 and discount received $110. The net profit is
16. Question | Physics
A current of 2 mA is flowing through a wire. How long will it take for 6 coulombs of charge to
pass?
17. Question | Chemistry
When solid carbon dioxide turns straight into a gas we call it:
18. Question | Mathematics
Which of the following represents numbers greater than -3 but less than 6 ?
19. Question | Biology
The following are all minerals EXCEPT for:
20. Question | Mathematics
This question refers to the triangle PQR in
which angle QPR = 90°, PR = 12 cm and
PQ = 5 cm.
The length of QR, in cm, is
