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The mass defect in a particular nuclear ...

The mass defect in a particular nuclear reaction is `0.3` grams. The amont of energy liberated in kilowatt hours is.
(Velocity of light `= 3 xx 10^8 m//s`).

A

`1.5xx10^(6)`

B

`2.5xx10^(6)`

C

`3xx10^(6)`

D

`7.5xx10^(6)`

Text Solution

Verified by Experts

The correct Answer is:
D
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Knowledge Check

  • The velocity of light in diamond is 121000 km/s . The value of refractive index is (velocity of light in air = 3 xx10^(8) m/ s)

    A
    `1 . 26`
    B
    ` 1 . 9`
    C
    `2 . 48`
    D
    `2 . 1 `

  • if in a nuclear fusion reaction, mass defect to 0.3% , then energy released in fusion of 1 kg mass

    A
    `27xx10^10` J
    B
    `27xx10^11` J
    C
    `27xx10^12` J
    D
    `27xx10^13` J

  • Assertion : Kilowatt hour is the unit of power. Reason: One kilowatt hour is equivalent to 3.6 xx 10^5 J

    A
    If both assertion and reason are true and reason is the correct explanation of assertion.
    B
    If both assertion and reason are true not but reason is not the correct explanation of assertion.
    C
    If assertion is true but reason is false
    D
    If both assertion and reason are false.