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HEAT TEMPERATURE 1. It is a form of energy and measures the total energy of all molecules in the substance. ... -
Uncertainties can be broadly classified into two categories. 1) Uncertainties due to known causee systematic uncertainty 2) Unce... -
For the determination of the value of universal gravitation constant G, it is necessary to measure the force of attraction between two bo... -
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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... -
All bodies near the earth’s surface are attracted by earth towards its centre. This property is called gravity. Gravity is the force of a... -
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It is a common experience that a comb, after running through dry hair a few times, can attracts small dust particles or small pieces of pap... -
Let us look at the properties was the of electrical charges. i) The “positive” and “negative” adjectives added to the cha... -
A Van d Gaff generator is a device for generating very high voltage and collecting extremely high amount of charge. It is based on of d...
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