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Class 10
PHYSICS
One roentgen is equal to disintegration...

One roentgen is equal to _________________ disintegrations per second.

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Text Solution

Verified by Experts

`3.7 xx 10^(10)`
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    FULL MARKS-NUCLEAR PHYSICS-TEXTUAL EVALUATION (II. Fill in the blanks)
    1. One roentgen is equal to disintegrations per second.

      01:20

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    2. Positron is an.

      01:29

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    3. Anemia can be cured by isotope.

      01:37

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    4. Abbreviation of ICRP

      01:48

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    5. is used to measure exposure rate of radiation in humans.

      01:55

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    6. has the greatest penetration power.

      02:38

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    7. ""zY^(A) to ""(z+1)Y^(A)+X, Then , X is .

      02:24

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    8. ""zX^(A) to ""zY^(A) This reaction is possible in decay.

      01:59

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    9. The average energy released in each fusion reaction is about J.

      01:46

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    10. Nuclear fusion is possible only at an extremely high temperature of th...

      01:53

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    11. The radio isotope of helps to increase the productivity of crops.

      01:15

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    12. If the radiation exposure is 100R, it may cause.

      01:25

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