Physics General Science Test Hard Mode

Sr. #	Questions	Answers Choice
1	When a hydrogen atom is bombarded the atom is excited to the n = 4 state of hydrogen atom.The energy released when the atom falls from n = 4 state to the ground state is	1.275 eV 12.75 eV 5 eV 8 eV
2	The mass defect for the nucleus of helium is 0.0303 a.m.u What is the binding energy per nucleon for helium in MeV?	28 7 4 1
3	The nucleus 6C12 absorbs an energetic neutron and emits a beta particle (β) The resulting nucleus is	<sub>7</sub>N<sup>14</sup> <sub>5</sub><span style="font-size: 14.44444465637207px;">B</span><sup>13</sup> <sub>7</sub><span style="font-size: 14.44444465637207px;">N</span><sup>13</sup> <sub>6</sub><span style="font-size: 14.44444465637207px;">N</span><sup>13</sup>
4	Electrons in the atom are held in the atom due to	Coulomb forces Nuclear forces Gravitational forces Van der Waal's forces
5	In which region of electromagnetic spectrum does the Lyman series of hydrogen atom lie	Ultraviolet Infra red Visible X-ray

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