Which device has internal storage in the form of a buffer?
2. Question | Physics
A 10 V battery delivers a steady current of 2 A. How long will it be before 1.0 kJ of energy is
supplied to the circuit?
3. Question | Mathematics
In the rectangle above, if ∠AEB = 80°, then
∠DAC =
4. Question | Chemistry
All of these materials are used in a blast furnace EXCEPT for:
5. Question | Chemistry
In terms of mass, compared to a proton, an electron:
6. Question | Mathematics
Which of the relations represented below
are functions?
7. Question | Chemistry
Transition metals have all of these properties EXCEPT for:
8. Question | Chemistry
The units we use for heat given out by a reaction are:
9. Question | Social Studies
Removal of forests may cause all of the following EXCEPT
10. Question | Integrated Science
In the eye, rays of light are focussed on the retina by being refracted at:
11. Question | Information Technology
Eight bits are called a __________.
12. Question | Integrated Science
Hormonal methods of contraception work by:
13. Question | Chemistry
All of the following have a charge of -1 EXCEPT for:
14. Question | Information Technology
The system used by mission control in Houston, Texas to monitor the operation of space exploration vehicles is an example of the __________ processing mode.
15. Question | Chemistry
The sharp-tasting compound in vinegar is:
16. Question | Chemistry
The halogen used to make bleach is called:
17. Question | Biology
Which one of the following diagrams illustrates short-sightedness?
(F = Focal point)
18. Question | Mathematics
The decimal equivalent of 3/8 is
19. Question | Biology
Osmosis is:
20. Question | Physics
A spring is 100 mm long when unstretched. A 40 N load is hung from it, and its total length
increases to 120 mm. A different load on the spring causes it to become 150 mm long. If the
spring obeys Hooke′s Law, this second load is: