The Wavelength of the Light from a Certain Laser Is $0.66 \text { microns, }$

question 7

Multiple Choice

The wavelength of the light from a certain laser is $0.66 \text { microns, }$ where $1 \mathrm { micron } = 1.0 \times 10 ^ { - 6 } \mathrm {~m} .$ What is this wavelength in nanometers? (1 nm = 10^-9m)

• A)6.6 × 10² nm
• B)6.6 × 10³ nm
• C)6.6 × 10¹ nm
• D)6.6 × 10⁴ nm

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