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Numericals based on expansion of matter

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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Important numericals on temperature and thermometer (Temperature scale)

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 , […]

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Important numericals of surface tension

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. […]

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Questions based on surface tension

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 […]

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Important objective questions of mechanical properties of fluid

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 […]

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Objective questions of mechanical properties of solids

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 […]

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Important questions of elasticity

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 […]

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Important questions for class 11th (physics)

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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