MCQs: To create a shower of secondary radiation, the cosmic radiation interacts with
Category: Physics MCQs, Published by: teswesm
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MCQs: In each fission event, the energy released is about
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MCQs: The half-life of a radioactive element is 10 minutes. If the initial count rate is 368 counts per minute, then the time for which count rate reaches 46 counts per minute would be?
Category: Physics MCQs, Published by: teswesm
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MCQs: Per year safe limit of radiation exposure is
Category: Physics MCQs, Published by: teswesm
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MCQs: As compared to electron, a proton is about
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MCQs: The cosmic radiation consists of
Category: Physics MCQs, Published by: teswesm
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MCQs: The spontaneous process in which a parent unstable nuclide changes into a more stable daughter nuclide with the emission of radiations is called
Category: Physics MCQs, Published by: teswesm
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MCQs: The safe level of radiation exposure per year is
Category: Physics MCQs, Published by: teswesm
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MCQs: When a heavy nucleus such as U-235 splits or fissions into two smaller nuclei by absorbing a small moving neutron, there takes place a
Category: Physics MCQs, Published by: teswesm
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MCQs: The greatest power of ionization is in
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MCQs: The radiations bend in the opposite direction in the magnetic field are
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MCQs: The radiation that does not change its direction inside the magnetic field is
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MCQs: The half-life of &¹⁵&₃N is 6.5 s. A sample of this nuclide of hydrogen is observed for 32.5 s. The fraction of the original radioactive isotope remaining after this time is
Category: Physics MCQs, Published by: teswesm
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MCQs: The radiation which does not change its direction is
Category: Physics MCQs, Published by: teswesm
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MCQs: The simplest atom with a single proton is of
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MCQs: The activity of 1 gram of radium is
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MCQs: For curing cancerous tumors and cells, doctors use
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MCQs: The positive charge in an atom was concentrated in
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MCQs: The time during which half of the unstable radioactive nuclei disintegrate of the sample of a radioactive element is called the
Category: Physics MCQs, Published by: teswesm
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MCQs: C-14: C-12 ratio in a fossil bone is found to be 1/4th that of the ratio in the bone of an animal. The half-life of C-14 is 5730 years, the approximate age of the fossil is
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