Questions

Sensation is the activation of the receptors by stimuli.

Atoms of the same element can have same atomic number and number of electrons since, the atomic number is the number of protons and the number of protons and eectrons are the same in an element.

Hence, the atoms of the same element may differ in their atomic mass since it depends on the number of neutrons it holds and such atoms are called isotopes.

The soil is formed by breaking down of large rock surfaces into pieces due to water, wind and all atmospheric changes by mixing with plants and animal decays. This process is called as weathering.

The tone for that 1955 conference on Afro-Asian solidarity was actually set by then Indian Prime Minister Jawaharlal Nehru almost a decade earlier.

The first large-scale Asian–African or Afro–Asian Conference—also known as the Bandung Conference was a meeting of Asian and African states, most of which were newly independent, which took place on 18-24 April 1955 in Bandung, Indonesia.

In terms of concentration of impurity (a.k.a impurity doping concentration, often abbreviated to doping concentration), from the highest to the lowest among the three regions of a bipolar junction, emitter, collector, and base are the correct order. The above order is independent of the type of BJT, npn or pnp