| 1 |
<p class="MsoNormal">AND operation is represented by:<o:p></o:p></p> |
- A. <p class="MsoNormal">Dot (.)<o:p></o:p></p>
- B. <p class="MsoNormal">Addition (+)<o:p></o:p></p>
- C. <p class="MsoNormal">Division (<span style="font-family: Arial, sans-serif; color: rgb(34, 34, 34); background-image: initial; background-position: initial; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial;">÷</span>)<o:p></o:p></p>
- D. <p class="MsoNormal">Minus (-)<o:p></o:p></p>
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| 2 |
<p class="MsoNormal">We can distinguish between the notes of a piano and flute
due to ………… of sound.<o:p></o:p></p> |
- A. <p class="MsoNormal">Loudness<o:p></o:p></p>
- B. <p class="MsoNormal">Pitch<o:p></o:p></p>
- C. <p class="MsoNormal">Quality<o:p></o:p></p>
- D. <p class="MsoNormal">Intensity<o:p></o:p></p>
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| 3 |
What is the voltage across a 6Ω resistor when 3 A of current passes through it? |
- A. 2 V
- B. 9 V
- C. 18 V
- D. 36 V
|
| 4 |
<p class="MsoNormal">Which gate is used for safety alarm:<o:p></o:p></p> |
- A. <p class="MsoNormal">AND<o:p></o:p></p>
- B. <p class="MsoNormal">NANAD<o:p></o:p></p>
- C. <p class="MsoNormal">OR<o:p></o:p></p>
- D. <p class="MsoNormal">NOR<o:p></o:p></p>
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| 5 |
<p class="MsoNormal">Electron gun has an electrode called for controlling the
flow of electrons in the beam:<o:p></o:p></p> |
- A. <p class="MsoNormal">Plate<o:p></o:p></p>
- B. <p class="MsoNormal">Grid<o:p></o:p></p>
- C. <p class="MsoNormal">Screen<o:p></o:p></p>
- D. <p class="MsoNormal">Filament<o:p></o:p></p>
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| 6 |
The S.I unit of potential difference is: |
- A. Ampere
- B. Coulomb
- C. Volt
- D. Watt
|
| 7 |
The unit of (ρ) in formula R=ρ.L/a is______________. |
- A. Ω
- B. Ω-m
- C. Ω-m<sup>2</sup>
- D. Ω-m<sup>-2</sup>
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| 8 |
An electric current in conductors is due to the flow of: |
- A. Positive ions
- B. Negtive ions
- C. Positive charge
- D. free electron
|
| 9 |
<p class="MsoNormal">The index of refraction depends on:<o:p></o:p></p> |
- A. <p class="MsoNormal">The focal length<o:p></o:p></p>
- B. <p class="MsoNormal">The speed of light<o:p></o:p></p>
- C. <p class="MsoNormal">The image distance<o:p></o:p></p>
- D. <p class="MsoNormal">The object distance<o:p></o:p></p>
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| 10 |
The S.I unit of electric current is: |
- A. Volt
- B. Ampere
- C. Coulomb
- D. Watt
|