Physics Questions and Answers
9. |
A micro wave opens uses wave with a |
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- A. small wavelength in the visible range
- B. small wavelength in the invisible range
- C. large wavelength in the invisible range
- D. large wavelength in the visible range
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10. |
Electrolytic copper is claimed to be |
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- A. 99%
- B. 99.9%
- C. 99.09%
- D. 99.99%
|
11. |
________ are used to open the circuit. |
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- A. Screw
- B. Conductor
- C. Circuit breakers
- D. Switches
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12. |
When magenta, yellow and cyan are added, the colour obtained is |
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- A. Green
- B. Blue
- C. Red
- D. White
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