Amplify Light

What is the primary function of a laser in terms of light amplification?

• To increase the frequency of light

• To amplify light by stimulated emission

• To convert light into sound

• To disperse light into a spectrum

Tags

NGSS.HS-PS4-3

Which component in a laser is responsible for amplifying light?

• The optical cavity

• The power supply

• The cooling system

• The focusing lens

Tags

NGSS.HS-PS4-3

In the context of lasers, what does the acronym 'LASER' stand for?

• Light Amplification by Stimulated Emission of Radiation

• Light Absorption and Scattering of Emitted Rays

• Light Accumulation and Storage of Energy Radiation

• Light Alteration by Stimulated Energy Release

Tags

NGSS.HS-PS4-3

NGSS.HS-PS4-5

Which of the following is a common application of amplified light in medicine?

• Magnetic Resonance Imaging (MRI)

• Laser surgery

• Ultrasound imaging

• X-ray imaging

Tags

NGSS.HS-PS4-5

What is the role of the gain medium in a laser?

• To focus the light beam

• To amplify light by stimulated emission

• To cool the laser system

• To provide electrical power

Which of the following materials can be used as a gain medium in lasers?

• Glass

• Water

• Diamond

• Ruby

What is the principle behind the amplification of light in a laser?

• Spontaneous emission

• Stimulated emission

• Thermal emission

• Photoelectric effect

Tags

NGSS.HS-PS4-3

How does a laser differ from a regular light bulb in terms of light emission?

• A laser emits light in multiple directions

• A laser emits coherent light

• A laser emits light of multiple wavelengths

• A laser emits light with low intensity

Which experiment can demonstrate the amplification of light using a laser?

• Double-slit experiment

• Michelson-Morley experiment

• Young's modulus experiment

• Laser beam divergence experiment

Tags

NGSS.HS-PS4-3

NGSS.HS-PS4-5

What is the significance of coherence in laser light?

• It allows the light to be absorbed easily

• It enables the light to be focused to a small point

• It causes the light to scatter

• It reduces the intensity of the light

Tags

NGSS.HS-PS4-5