Category: Class 10 Science

NCERT Solutions for Class 10 Science and important questions for CBSE class 10 for session 2020-2021

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Sonal Chauhan

A cylindrical lens is used to correct the defect of astigmatism. This lens has different curvatures in different meridians, allowing it to compensate for the uneven curvature of the cornea or lens of the eye, thereby improving vision for astigmatic ...

Sonal Chauhan

To an astronaut in outer space, the sky appears black. This is because there is no atmosphere to scatter sunlight and create the blue sky effect seen from Earth. Instead, the darkness of space dominates the visual field, punctuated by ...

Sonal Chauhan

The photoelectric effect confirms the particle nature of radiation. It demonstrates that light can behave as discrete particles (photons), where each photon carries a specific amount of energy that can eject electrons from a material, a phenomenon inconsistent with wave ...