5 (a) Explain what is meant by population inversion and why it is an essential condition in laser production.(b) "In an n-type semiconductor, there are excess electrons forming the sea of. electrons, thus making the n-type semiconductor negatively charged."State and explain why the above ...
8 (a)Explain what is meant by double circulation.[3] (b)Describe the composition and the importance of plasma in the circulatory system.[7][Total: 10] 相关知识点: 试题来源: 解析 8 (a) blood passes through heart twice;lungs + to rest of body;lower pressure in pulmonary circulation ORA...
What is the definition of chirality? What is meant by an orbital? Describe three common properties that distinguish transition elements from their main group counterparts. Describe the characteristic properties of metals, nonmetals, and metalloids. ...
What is meant by equivalent fraction give example - Equivalent fractions :Equivalent fractions are the fractions that have different numerator and denominator but are equal to the same value.Example :$frac{1}{2} = frac{5}{10}$Similarly,Two ratios are eq
What is the basic cause of the business cycle? What plan was aimed at the removal of poverty and attainment of self-reliance? What is meant by the term "fertility transition," and what are the economic motives behind this transition?
6 (a)What is meant by the term transgenic organism?(2)1. contains gene /DNA /allele /genetic material;2. from a different species;(b)(i) Give an example of a current or potential use of a transgenic animal.(1)1. producing (human) organs;2. named animal making antibodies /proteins ...
1.b) What is meant by the term "Dignity"?2.List ten examples of diversity.3.Explain what is meant by "disability" and list the five broad types of disability.4.What is "harassment in the workplace" and why is it unacceptable?
Results of study 1 showed that members of the general population, pre-service and in-service teachers perceive inclusive education in importantly different ways. Although results showed relatively positive attitudes toward inclusive education for the whole sample, attitudes varied by group and in ...
What is meant by prose? Genre: In literature, genres relates to the characteristics of certain types of writing. Genres are divided into poetry and prose, which are then subdivided into categories such as novels, short stories, or dramas. ...
Speciation is the process by which new, unique species develop during the progression of evolution. It happens when a population with a homogeneous...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your tough ...