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Origin of Resistivity
In electrostatic situations, the electric field is zero everywhere within the conductor, and there is no current. This does not mean that all charges within the conductor are at res..
Origin of Resistivity
In electrostatic situations, the electric field is zero everywhere within the conductor, and there is no current. This does not mean that all charges within the conductor are at rest. In metals such as copper or aluminium, some of the electrons are free to move within the condu..
In electrostatic situations, the electric field is zero everywhere within the conductor, and there is no current. This does not mean that all charges within the conductor are at rest. In metals such as copper or aluminium, some of the electrons are free to move within the condu..Moment of Inertia and its Physical Meaning
, called the moment of inertial of the body about the axis of rotation. Let us note the similarity between 'm' is the mass of the body and does not depend on the choice of the origin or the axes of rotation or the kind of motion. But, the moment of inertia depends on the choice o..
, called the moment of inertial of the body about the axis of rotation. Let us note the similarity between 'm' is the mass of the body and does not depend on the choice of the origin or the axes of rotation or the kind of motion. But, the moment of inertia depends on the choice o..Being Alive - What does it mean?
Living organisms, like any non-living matter, are composed of some basic elements. The same physical laws such as gravitation, magnetism, thermodynamics etc., also bind living organisms. Yet, living organisms differ from non-living in fundamental characteristics such as cellular organisation, nutri..
Being Alive-What does it mean
Being Alive - What does it mean? - Living organisms, like any non-living matter, are composed of some basic elements. The same physical laws such as gravitation, magnetism, thermodynamics etc., also bind living organisms. Yet, living organisms differ from non-living in..
Being Alive-What does it mean Summary
Summary - Both living organisms and non-living matter are composed of some basic elements and are bound by the same physical laws. However, living organisms differ from non-living matter in some specific aspects. Living organisms exhibit a kind of organisation from molecular level to the organismic..
The mean of a data set is 35. If 21 is added to the set, how does the ..
The mean of a data set is 35. If 21 is added to the set, how does the mean get affected? => increases or insufficient information to conclude or does not change or decreases..
Dyes - Meaning and Characteristics
Dyes - Meaning and Characteristics - Colored substances used for dyeing fabrics are called dyes. A true dye must: Have a suitable color Be able to attach itself to the material from solution or be capable of being fixed on it Be fast to light and washing when fixed. For this it must be re..
Merits and Demerits of Mean Deviation
Merits: 1. Mean deviation is easy to calculate. This measure is simple to understand. 2. This can be calculated from any average. 3. It is less affected by extreme observations. Demerits: 1. This is mathematically incomplete because it ignores negat..
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