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Chapter – 10, Work, Power and Energy Definition Of Work : When a force is applied on an object to displace it from its initial position then it is said to be work is done. Read more…
Chapter 8, Friction Frictional force : It is contact force which resists the relative motion of solid surface, fluid layers and material elements sliding against each other. Discussion : In daily life, we observe that Read more…
Chapter – 9, Circular Motion The motion along circular track is called circular motion. Like moving car at turning point, motion of a fan, motion of planet on its orbit etc. Some important terminology : Read more…
Chapter – 7, Newton’s Laws of Motion Dynamics : The branch of physics which deals with the study of cause of motion that is relationship between force and motion and torque and motion is called as Read more…
Chapter – 6, Motion in a Plane Projectile Motion : Questions on this topics : 1 ) Define projectile or what do you mean by projectile? 2 ) Give examples of projectile. 3 ) Define trajectory. Read more…
Chapter – 5, Vector Analysis Vector a quantity that has both magnitude and direction. It is typically represented by an arrow whose direction is the same as that of the quantity and whose length is Read more…
Chapter 4 : Uniform and Non-Uniform Motion Kinematics : The branch of mechanics which deals with study of motion of a particle without knowing the cause of motion, is called as kinematics. Dynamics : The branch Read more…
Chapter – 3 : DIMENSION ANALYSIS Dimension : Dimensions of the derived unit may be defined as the powers to which the fundamental units of the mass, length and time etc must be raised to Read more…
Chapter – 2 : Units and Measurement Physical quantity : A quantity that can be measured is called as physical quantity. It has two types according to magnitude and direction , one is vector quantity Read more…