Nuclei

Related Questions

• In which of the following decay, the element does not change

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• If $_{92}{U^{238}}$ undergoes successively 8 $\alpha$ -decays and 6 $\beta$ -decays, then resulting nucleus is

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• The counting rate observed from a radioactive source at t=0 second was 1600 counts per second and at t=8 seconds it was 100 counts per second. The counting rate observed, as counts per second at t=6 seconds, will be

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• If in a nuclear fission, piece of uranium of mass 0.5 g is lost, the energy obtained in kWh is

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• The count rate of a Geiger- Muller counter for the radiation of a radioactive material of half life of 30 minutes decreases to 5${s^{ - 1}}$after 2 hours. The initial count rate was

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