भौतिक विज्ञानं

NOTES FOR भौतिक विज्ञानं IN HINDI FOR GOVT JOBS EXAM

Dimensional Formula

Dimensional Formula

Dimensional Formula Physical Quantities  Anything which can be expressed in numbers is called quantity. Different events in nature take place in accordance with some basic laws. Revealing these laws of nature from the observed events, we need some quantities which are known as physical quantities. e.g., length, mass, temperature, time, force, speed, distance, acceleration, velocity, …

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Gravitation Class 9 Notes

Gravitation Class 9 Notes

Gravitation Class 9 Notes Gravitation(गुरुत्वाकर्षण) Gravitation(गुरुत्वाकर्षण)  is defined as the non-contact force of attraction between any two bodies in the universe. The earth attracts all the bodies towards its centre. The force with which the earth pulls the bodies towards it, is called the gravitational force of earth or gravity of the earth. (गुरुत्वाकर्षण ब्रह्मांड …

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