One milligram of matter on convertion into energy will give
One milligram of matter on convertion into energy will give Options (a) 9x10⁵ J (b) 9x10¹⁰ J (c) 9x10³ J…
7 years ago
Atoms and Nuclei
The transition from the state 3 n = 3 to n = 1 in a hydrogen like atom results
The transition from the state 3n = 3 to n = 1 in a hydrogen like atom results in ultraviolet…
7 years ago
In nuclear fission, the percentage of mass converted into energy is about
In nuclear fission, the percentage of mass converted into energy is about Options (a) 10% (b) 0.01% (c) 0.10% (d)…
7 years ago
In Bohr model of hydrogen atom, the force on the electron depends on the principal
In Bohr model of hydrogen atom, the force on the electron depends on the principal quantum number (n) as Options…
7 years ago
The de-Broglie wavelength of an electron in the first Bohr orbit is
The de-Broglie wavelength of an electron in the first Bohr orbit is Options (a) Equal to one-fourth the circumference of…
7 years ago
An atom bomb weighing 1 kg explodes releasing 9×10¹³ J of energy.
An atom bomb weighing 1 kg explodes releasing 9x10¹³ J of energy. What percentage of mass is converted into energy?…
7 years ago
Electron in hydrogen atom first jumps from third excited state to second excited
Electron in hydrogen atom first jumps from third excited state to second excited state and then from second excited to…
7 years ago
The wavelength of the first line of Lymasn series for hydrogen atom is equal
The wavelength of the first line of Lyman series for hydrogen atom is equal to that of the second line…
7 years ago
Which pair is isotonic?
Which pair is isotonic? Options (a) ₇N¹³,₇N¹⁴ (b) ₆C¹⁴,₆C¹² (c) ₆C¹⁴,₇N¹⁴ (d) ₇N¹³,₆C¹² Correct Answer: ₇N¹³,₆C¹²Explanation:No explanation available. Be the…
7 years ago
Which of the following is suitable for the fusion process?
Which of the following is suitable for the fusion process? Options (a) Heavy nuclei (b) Light nuclei (c) Atom bomb…
7 years ago