1 |
<p class="MsoNormal">The refractive index of ice is:<o:p></o:p></p> |
- A. <p class="MsoNormal">1.00<o:p></o:p></p>
- B. <p class="MsoNormal">1.33<o:p></o:p></p>
- C. <p class="MsoNormal">1.31<o:p></o:p></p>
- D. <p class="MsoNormal">2.42<o:p></o:p></p>
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2 |
<p class="MsoNormal">In NOT gate number of input terminals is/are:<o:p></o:p></p> |
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3 |
<p class="MsoNormal">According to coulomb’s law, what happens to the attraction
of two oppositely charged objects as their distance of separation increases:<o:p></o:p></p> |
- A. <p class="MsoNormal">Increases<o:p></o:p></p>
- B. <p class="MsoNormal">Decreases<o:p></o:p></p>
- C. <p class="MsoNormal">Remains unchanged<o:p></o:p></p>
- D. <p class="MsoNormal">Cannot be determined<o:p></o:p></p>
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4 |
The presence of a magnetic field can be detected by a |
- A. small mass
- B. Stationary positive charge
- C. Stationary negative charge
- D. Magnetic compass
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5 |
The shape of magnetic lines of force in case of a straight current carrying conductor is: |
- A. Eliptical
- B. Trangular
- C. Rectangular
- D. Circular
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6 |
A.C generator works on the principle of: |
- A. Electrostatic induction
- B. Electromagnetic induction
- C. Law of gravitation
- D. Third law of motion
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7 |
<p class="MsoNormal">The output of a NAND gate is 0 when:<o:p></o:p></p> |
- A. <p class="MsoNormal">Both of its inputs are 0<o:p></o:p></p>
- B. <p class="MsoNormal">Both of its inputs are 1<o:p></o:p></p>
- C. <p class="MsoNormal">Any of its inputs is 0<o:p></o:p></p>
- D. <p class="MsoNormal">Any of its inputs is 1<o:p></o:p></p>
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8 |
According to Fleming's left hand rule the direction of magnetic field is indicated by: |
- A. Thumb
- B. Forefinger
- C. Middle finger
- D. Right hand rule
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9 |
The coil of a transformer which is connected to A.C is called: |
- A. Primary coil
- B. Secondary coil
- C. Field coil
- D. Armature coil
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10 |
<p class="MsoNormal">The value of refractive index of water is:<o:p></o:p></p> |
- A. <p class="MsoNormal">2.33<o:p></o:p></p>
- B. <p class="MsoNormal">1.36<o:p></o:p></p>
- C. <p class="MsoNormal">1.33<o:p></o:p></p>
- D. <p class="MsoNormal">1.39<o:p></o:p></p>
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