___ is used to control the fission reaction rate in a nuclear reactor as it absorbs neutrons without itself getting into fissioning.
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Contraction of heart is also known as
The demand for a normal good decreases with ________ in the consumer's income.
In perfect competition _____.
A minimum wage _____.
In India all of the following are sources for government revenue, except?
Rate of the growth of an economy is measured in terms of
The major ingredient of sweetened soft drink is