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The impurity atom when added to germaniu...

The impurity atom when added to germanium makes it an n-type semiconductor is

A

Indium

B

AI

C

As

D

Iodine

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The impurity atom which when added to germanium makes its an n- type semiconductor is

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UNITED BOOK HOUSE-MODEL PAPER SET-06-EXERCISE
  1. The angle of prism is A and refractive index is cot A/2 . The minimum ...

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  2. Total energy of an electron in a ground state of hydrogen atom will be...

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  3. The impurity atom when added to germanium makes it an n-type semicondu...

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  4. Digital signal—

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  5. Is neutron accelarated in a cyclotron?

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  6. What is choke?

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  7. What will be the change in focal length f of a concave mirror when imm...

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  8. Draw i—D graph for prism, i = incident angle and D = angle of deviatio...

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  9. The number of negative charge carrier in an intrinsic semiconductor is...

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  10. Is the filament of “240 V— 1000 W” bulb thicker or thinner than the fi...

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  11. Let a uniform magentic field’is active within a finite region. A charg...

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  12. The current through a circular conducting coil be doubled and the radi...

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  13. The frequency of an electromagnetic wave is 5 xx 10^19 Hz. What will b...

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  14. Explain about Carbon dating.

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  15. Electric field intensity is zero at a point. Is electric potential exi...

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  16. Find the expression of potential energy of a charge conductor.

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  17. A thin metalic sheet is placed at .the mid position between the paral...

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  18. A sensitive electric instrument is influenced by the strong electric f...

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  19. An alpha particle and a proton particle are moving on the surface of a...

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  20. What is optical fibre? An object is placed at a depth ‘d’ in a medium ...

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