A) \[\mu \,m\] (micrometer)
B) nm (nanometer)
C) \[\overset{\text{o}}{\mathop{\text{A}}}\,\] (angstrom)
D) All are used
Correct Answer: B
Solution :
International unit is nm. But when the object is seen under transmission electron microscope, A is the smallest unit.You need to login to perform this action.
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