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PPSC Chemistry Part VII NanoChemistry Online Test
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Total Questions20
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Time Allowed20
PPSC Chemistry Part VII NanoChemistry Online Test
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Question # 1
The diameter of fly ash particles is._________ micro meter
Question # 2
The smallest cluster of carbon atoms in Bucky balls known till today consists of ___________ carbon atoms.
Question # 3
Which ratio decides the efficiency nano substance.
Question # 4
The particles of about 1 nm need _______ activation energy to enter either aggregation processes or reactions to give to new chemicals.
Question # 5
Length of semiconductor nanorods are in the range of.
Question # 6
Stablization of particles and their reactivity is affected by.
Question # 7
The thermal conductivity of an SWNT along length is _____ watt/(m.k)
Question # 8
A considerable number of atoms pertaining to the surface_____ with the decreasing the particle size.
Question # 9
The ration of thermal conductivity of silver to that of a carbon nanotube is.
Question # 10
Which of these historical works of art contain nanotechnology.
Question # 11
The capacity of normal human eye to see the smallest object is _______ micro meter
Question # 12
Formation of nano particles involves process lime
Question # 13
The physical methods of nano roads syntheses involves.
Question # 14
In compressive strength of a nanotube ______ its tensile strength.
Question # 15
Who prepared and explained nano tubes for the first time.
Question # 16
1 meter = ___________ nm
Question # 17
Who was the first scientist to describe that substance having Nano dimensions possess altogether different and unique properties.
Question # 18
Attention should be focused on qualitative changes in particle properties as a function of.
Question # 19
The prefiex 'nano' comes from a
Question # 20
The hardest material found in nature is
Matric Part 2/10th Class English Chapter 1 MCQ Test With Answer for Chapter 1 Hazrat Muhammad (S.A.W) an Embodiment of Justice
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Biology Chapter 1 MCQ - PDF
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Download PDF with answers to study online or offline. The PDF cotnains all MCQ questions with answers for Class 10 Biology Chapter 1 - Acids and Liquids. Total questions are 12.
