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Liquid propellants - Monopropellants and Bipropellants
These contain an oxidizer like liquid oxygen, nitrogen tetroxide (N2O2) or nitric acid and a fuel for example alcohol, hydrazine, liquid hydrogen & kerosene. These are further categorized as,
(1) Monopropellants
(2) Bipropellants
Designate on an energy level diagram thee conduction and valence bands, acceptor & donor states and position of Fermi level for (i) An intrinsic semiconductor. (ii) A n-type
Cyclic or closed-chain compounds Cyclic compounds consist of at least one ring or closed chain of atoms. The compounds along with just only one ring of atoms in the molecule a
Explain significance of orthogonality rule
how vulcanisation does changes the chareter of natural rubber
Ask The frequency of one ... The frequency of one of the lines in Paschen series of hydrogen atom is2.340x10 11 Hz. The quantum number n 2 which produces this transition is: (1) 6
Atomic radius (r): As we known, the corner atoms do not touch each other. But, each corner atom touches the face centered atoms with the diagonal of the face of the cube as s
Properties of Resorcinol 1. Resorcinol is a colourless crystalline solid, melting points 110°C. 2. Resorcinol is affected on exposure by light and air. 3. Resorcinol is s
The covalency of nitrogen in HNO 3 is: (1) 0 (2) 3 (3) 4 (4) 5 Ans: 5
Q. Mention the stages in product life cycle, at which sensory evaluation is used? Initial screening, product optimization, scale up and production are the stages in product lif
Principal quantum number of an atom represents : (1) Size of the orbital (2) Spin angular momentum (3) Orbital angular momentum (4) Space orientation of the orbital
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