For the first time, researchers have measured the lifetime of an excited state in the nucleus of an unstable element. This is a major step toward a nuclear clock that could keep even better time than ...

A physical pendulum undergoes simple harmonic motion when displaced by a small angle. The oscillations are no longer simple harmonic motion when it is released from a large angle. The pendulum's pivot ...

Find complete details of CBSE Class 11 Physics practical exams 2017 - 2018. Here, you will find the list of experiments, evaluation scheme and other important details related to CBSE Class 11 Physics ...

A DISTINCTIVE feature of this text-book of practical physics is the inclusion of a considerable number of experiments which may be performed by the student at home, using very simple apparatus. In the ...