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For the determination of the value of universal gravitation constant G, it is necessary to measure the force of attraction between two bo... -
HEAT TEMPERATURE 1. It is a form of energy and measures the total energy of all molecules in the substance. ... -
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We can measure electric charge on a charged body with the help of a simple apparatus called electroscope. There are two types of electrosc... -
INTRODUCTION Every thing around us, with us and without us is matter. Everything in the materials world consists of matter. Atmo... -
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Take a metal rod (A. conductor) AB mounted on an insulating stand as shown in figure 32.3. Bring a positively charged rod towards one end... -
INTRODUCTION Today, the word electricity is very mush familier to all of us and everybody knows about it use of electrical appliances li... -
On a charged insulator the charges are localized at places where they are supplied. But, in case of a conductor the charges given to any po... -
All the materials are classified into two types- conductor and insulators- based on their ability to conduct charges. a) CONDUCTOR ... -
1.METER: In a1960 a meter was defined to be the equal to 1650763.73 wavelength of orange red light( of wavelength 6.0578021*10^-7m) emitted... -
Uncertainties can be broadly classified into two categories. 1) Uncertainties due to known causee systematic uncertainty 2) Unce...
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