Which sample `A` or `B` shown in figure has shorter mean-life ?

Which simple, A or B shown in Fig. EP 13.13 has shorter mean life?

Which sample, A or B, shown in the following figure has shorter mean life?

Which one of the following nuclei has shorter mean life?

Velocity-time graphs vehicle A for vehicles A and B are shown in figure Which vehicle has accelerated motion vehicle B and which vehicle has retarded motion ?

What percentage of the atoms in a sample will remain undecayed in a time equal to mean life ?

Which of the following statements is true? a. A clinical thermometer is shown in Figure (a). b. There is a kink present in the thermometer shown in Figure (b).

The half-life of a radioactive sample A is same as the mean life of sample B. The number of atoms present initially in both the samples is same.