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Aim

Theory

Pretest

Procedure

Simulation

Posttest

References

Contributors

Feedback

To determine the divergence of Given Laser Beam

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Beginner

Intermediate

Advanced

What is the fundamental characteristic of a laser beam?

a: Low coherence Explanation

Explanation

b: High divergence Explanation

Explanation

c: High coherence and low divergence Explanation

Explanation

d: Random polarization Explanation

Explanation

Which of the following defines the beam divergence of a laser?

a: The angle over which the laser beam spreads Explanation

Explanation

b: The power output of the laser Explanation

Explanation

c: The wavelength of the laser Explanation

Explanation

d: The length of the laser cavity Explanation

Explanation

What is the SI unit for measuring the angle of divergence?

a: Degrees Explanation

Explanation

b: Radians. Explanation

Explanation

c: Steradians Explanation

Explanation

d: Micrometers Explanation

Explanation

Why is a He-Ne laser commonly used in laboratory experiments?

a: It is expensive Explanation

Explanation

b: It emits infrared light Explanation

Explanation

c: It has a stable output and emits visible light Explanation

Explanation

d: It has high power for cutting applications Explanation

Explanation

What component in a Michelson interferometer helps split the beam?

a: Lens Explanation

Explanation

b: Beam Splitter Explanation

Explanation

c: Polarizer Explanation

Explanation

d: Filter Explanation

Explanation

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