Before to solve these questions students must studied the topic Thermal expansion of matter , to watch the complete notes on this topic click here Important numericals based on expansion of matter- 1. A surveyor uses a steel measuring tape that is exactly 50m long at a temperature of 200C . What is the length […]
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Temperature is a relative measure of hotness or coldness of a body. An object at a higher temperature is said to be hotter than the one at a lower temperature. The S.I. unit of temperature is Kelvin(K). (We must keep it in our mind that , Heat and temperature are not the same thing , […]
This assignment contains Important numericals of surface tension which is solved . solution is given just below the questions. 1.The surface tension of the soap solution is 30 x 10-3N/m .How much work is done to increase the radius of the soap bubble from 1.5 cm to 3 cm . Ans- 5.091 x 10-4 j. […]
This assignment contains some important questions based on the surface tension, in which there are some objective and some numericals based questions. these questions are for the practice of the topic surface tension and surface energy, excess pressure inside the liquid drop, soap bubble , ascent formula etc. Question based on surface tension and surface […]
This assignment contains Important objective questions of mechanical properties of fluid , based on pressure atmospheric pressure , Pascal’s law , buoyancy etc. It will be beneficial for the students preparing for 11th , NEET / JEE and other examination. Mechanical properties of fluids Questions based on fluid pressure , atmospheric pressure, Pascal’s law 1 […]
This is the assignment for the practice of objective questions of mechanical properties of solids. Students can consider it as a test paper of the chapter mechanical properties of solids. 1. Breaking stress depends on (a) length of wire (b) Area of cross-section of wire (c) both a and b (d) independent of length and […]
This assignment contain Important questions of elasticity ( Mechanical properties of solids) 1. what is more elastic water or air? 2. Write copper,steel,rubber and glass in the increasing order of their elasticity. 3.How do modulus of elasticity of a material changes with temperature? 4. The breaking force for a wire is F, what will be […]
Important questions for class 11th (physics) This assignment contains all important questions for class 11th physics.It will help the students to revise all questions in a short period of time . If (p+ a/V2) (V-b)=RT where the symbols has their usual meanings, then what is the dimension of a/b . If F= a/ b+√d , […]
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Kinetic theory of gases
Kinetic theory of gases This assignment contains all important questions of the chapter kinetic theory of gases KINETIC THEORY OF GASES What are the basic assumptions of kinetic theory of gases ? on their basis, derive an expression for the pressure exerted by an ideal gas. What is meant by degrees of freedom? State the […]
Important questions of oscillations and waves This assignment contains all important questions of oscillations and waves , it will help the students preparing for the final class examination and prepare entire chapters in short time . What do you mean by SHM ? Find expression for its displacement, velocity and acceleration , also write their […]