MCQs on Class 11 Systems of Particles and Rotational Motion: Preparing MCQs has become essential after the introduction new exam pattern for the 2023-24 session. As per the revised assessment scheme, ...

Need for measurement: Units of measurement; systems of units; SI units, fundamental and derived units. significant figures. Dimensions of physical quantities, dimensional analysis and its applications ...

The precise rotational manipulation of single cells or organisms is invaluable to many applications in biology, chemistry, physics and medicine. In this article, we describe an acoustic-based, on-chip ...

(Nanowerk News) Colloids--mixtures of particles made from one substance, dispersed in another substance--crop up in numerous areas of everyday life, including cosmetics, food and dyes, and form ...