1 |
<p class="MsoNormal">SI unit of electric intensity is:<o:p></o:p></p> |
- A. <p class="MsoNormal">Watt<o:p></o:p></p>
- B. <p class="MsoNormal">NC<sup>-1</sup><o:p></o:p></p>
- C. <p class="MsoNormal">NS<sup>-1</sup><o:p></o:p></p>
- D. <p class="MsoNormal">Nm<o:p></o:p></p>
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2 |
Those quantities whose values change gradually or stay constant are called: |
- A. Physical quantities
- B. Digital quantities
- C. Log quantities
- D. Analog quantities
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3 |
The converter of analogue to digital signal is: |
- A. ADC
- B. DAC
- C. ATDC
- D. None of these
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4 |
The closed switch in Boolean expression is represented by: |
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5 |
Electronics is the study of principles by means of which we control the: |
- A. Flow of electrons.
- B. Nuclear fission
- C. Fusion reaction
- D. Radiations
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6 |
The particles emitted from a hot cathode surface are: |
- A. Positive ions
- B. Negative ions
- C. Proton
- D. Electron
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7 |
<p class="MsoNormal">If one of the resistors in a parallel circuit is removed,
the total resistance will be:<o:p></o:p></p> |
- A. <p class="MsoNormal">Doubled<o:p></o:p></p>
- B. <p class="MsoNormal">Decreased<o:p></o:p></p>
- C. <p class="MsoNormal">Increased<o:p></o:p></p>
- D. <p class="MsoNormal">Remain same<o:p></o:p></p>
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8 |
<p class="MsoNormal">Each volt of lightening contains energy:<o:p></o:p></p> |
- A. <p class="MsoNormal">4x10<sup>6</sup> joules<o:p></o:p></p>
- B. <p class="MsoNormal">1000 joules<o:p></o:p></p>
- C. <p class="MsoNormal">1000 million joules<o:p></o:p></p>
- D. <p class="MsoNormal">10 joules<o:p></o:p></p>
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9 |
The base of computer operation are: |
- A. 1,2
- B. 0, 1
- C. 0, 2
- D. 1, 10
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10 |
<p class="MsoNormal">The unit of electrical energy is:<o:p></o:p></p> |
- A. <p class="MsoNormal">Joule<o:p></o:p></p>
- B. <p class="MsoNormal">Watt<o:p></o:p></p>
- C. <p class="MsoNormal">Volt<o:p></o:p></p>
- D. <p class="MsoNormal">Electron volt(eV)<o:p></o:p></p>
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