ncert solutions physics class 11th

The tendency of materials to expand in volume when heated is called Thermal expansion. It occurs due to the increased vibration of atoms and molecules as temperature rises. There are three types: linear expansion (length), areal expansion (area), and volumetric expansion (volume). Thermal expansion

Class 11 Physics Thermal Properties of Matter deals with the physical behavior of substances when heat is added or removed. The main topics include temperature and heat, measurement of temperature, thermal expansion (linear, areal, and volume), specific heat capacity, change of state (melting, boili

Students are eager to know the weightage of Class 11 Physics Thermal properties of matter in  annual school level examinations. The thermal properties of matter chapter is part of Thermodynamics unit in class 11 Physics.  In the CBSE Class 11 Physics examination, this chapter generally car

NCERT Class 11 Physics Mechanical Properties of Fluids includes several important subtopics that explore the behavior of liquids and gases under pressure, their motion, and related physical properties. Major areas covered are pressure in fluids, Pascal's law, buoyancy and Archimedes' principle, surf

Mechanical Properties of Fluids holds significant importance in both school-level examinations and competitive exams like NEET and JEE.

• In the CBSE Class 11 Physics annual examination, this chapter typically carries a weightage of 3 to 5 marks.
• In NEET, 1 to 2 questions are usually asked from this ch

The Class 11 Physics Mechanical Properties of Fluids is a foundational topic that introduces students to the behavior of fluids under various forces. It holds significant importance in both school-level examinations and competitive exams like NEET and JEE. In the CBSE Class 11 Physics annual examina

Poisson's Ratio (? ) is used when a material is subjected to axial stress. It is the ratio of lateral strain to longitudinal strain. Mathematically, it is:

Derivation of the Poisson Ratio includes when a material is stretched, its width decreases (called lateral strain) and its length increases which

According to the NCERT Solutions for Class 11 Physics Chapter 8 Mechanical Properties of Solids, when an external force is applied to a solid, the solid undergoes changes in shape or size which is called deformation. The solid deformation can be classified into:

Elastic Deformation: It is when the bo

The modulus of elasticity refers to the material's capacity to withstand or resist deformation when stress is applied. There are three types of the modulus of elasticity including:

Young’s Modulus (E): It is used to measure a solid's elasticity when longitudinal stress (tensile or compressive) is ap

Hooke's Law states that within the elastic limit, the stress applied to a material is directly proportional to the strain produced. Mathematically,  

E stands for the modulus of elasticity also called Young's modulus in case of linear deformation.
The Hooke's Law defines the elastic behaviour of