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The unit of radioactivity decay rate is...

The unit of radioactivity decay rate is

A

Curie

B

Becquerel

C

decay per second

D

all of these

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The correct Answer is:
D
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AAKASH INSTITUTE-Mock Test 39: PHYSICS-Example
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  2. The law of conservation of mass is not obeyed by a

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  3. What percentage (approximate) of original radioactive substance left a...

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  4. If the nuclear of radius of O^8 is 2.4 fermi, then radius of Al^27 wou...

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  5. The incorrect feature of nuclear forces among following is

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  6. The t(0.5) of a radioactive element is related to its average life by ...

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  7. The unit of radioactivity decay rate is

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  8. The quark content of proton and neutron are respectively

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  9. If M,mn and mp are masses (in kg) of nucleus Xz^A, neutron and proton ...

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  10. A pure semiconductors

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  11. In a p-n junction diode, holes diffuse from p-region to n- region beca...

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  12. The total number of current careers in intrinsic semiconductor of dime...

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  13. Symbolic representation of photodiode is

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  14. The correct energy band responsible of intrinsic semiconductor at temp...

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  15. The correct statement among the following is/are

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  16. In p-n junction, having depletion layer of thickness 2 ×10^(-6)m the p...

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  17. A N - type semiconductor is

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  18. The current through 2 Omega resistor is(diodes are considered as ideal...

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  19. If ni, ne and nh represents the number of intrinsic charge carrier, nu...

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  20. The cut-in voltage of a germanium diode is approximately equal to

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