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Physics Optional Syllabus. We covered all the Physics Optional Syllabus MCQs in this post for free so that you can practice well for the exam.
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Physics Optional Syllabus Objective for Students
How many oxygen atoms lined up in a row would fit in a one-nanometer space?
(a) None; an oxygen atom is bigger than 1 nm
(b) One
(c) Seven
(d) Seventy
Option c – Seven
Which one of these statements is not true?
(a) Gold at the nanoscale is red.
(b) Copper at the nanoscale is transparent.
(c) Silicon at the nanoscale is an insulator.
(d) Aluminum at the nanoscale is highly combustible.
Option c – Silicon at the nanoscale is an insulator
The diameter of fly ash particles is .. um.
(a) 5-10
(b) 10-20
(c) 20-30
(d) 100
Option b – 10-20
The two important properties of Nanosubstances are
(a) pressure and friction
(b) sticking and friction
(c) sticking and temperature
(d) temperature and friction
Option b – sticking and friction
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