Stars are massive source of energy. The source of energy in all stars including the sun is
(a) unknown
(b) fusion of hydrogen nuclei into helium nucleus
(c) fission of bigger nuclei into smaller ones
(d) stored energy in the atmosphere

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(b) only

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(b) and (c)

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(d) only

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Solution

The correct option is B (b) only
Option: (b)

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Similar questions

Q. If a star can convert all of the Helium nuclei, completely into oxygen nuclei, the energy released per oxygen nucleus is,
[Mass of Helium nucleus

= 4.0026 amu

and mass of Oxygen nucleus

= 15.9994 amu

]

If a star converts all the helium $(H e)$ nuclei completely into oxygen $(O)$ nuclei, the energy released per oxygen nucleus is (mass of helium nucleus = $4.0026 a m u$ and mass of oxygen nucleus = $15.9994 a m u$ )

Q. If a star can convert all the He nuclei completely into oxygen nuclei, the energy released per oxygen nuclei is:

[Mass of

H e

nucleus is

4.0026 a m u

and mass of oxygen nucleus is

15.9994 a m u

]

Q. What is the source of energy in sun and stars ?

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Stars are massive source of energy. The source of energy in all stars including the sun is (a) unknown (b) fusion of hydrogen nuclei into helium nucleus (c) fission of bigger nuclei into smaller ones (d) stored energy in the atmosphere

The correct option is B (b) only Option: (b)

Stars are massive source of energy. The source of energy in all stars including the sun is
(a) unknown
(b) fusion of hydrogen nuclei into helium nucleus
(c) fission of bigger nuclei into smaller ones
(d) stored energy in the atmosphere

The correct option is B (b) only
Option: (b)