3 years ago

What is meant by the statement that a laser beam is coherent, mono-chromatic and parallel?

1 answer:

8 0

Answer:

Laser light however contains only one wavelength. This property makes lasers monochromatic, meaning of one color. Another property of lasers is that all the wavelengths are in phase, meaning they wave together. This property is called coherency. Laser light travels in the same direction, parallel to one another.

You might be interested in

A geologist is trying to determine what time period a layer of rock was formed.

vodka [1.7K]

Answer:

Explanation:

You always want to test as many samples as possible

8 0

2 years ago

If a spring has a spring constant of 5 N/m and it is stretched 20 cm, what is the force of the Spring

Nastasia [14]

Answer:

1 N

Explanation:

First the equation is momentum = Force / distance

20 cm = 0.2 m

5 N/m = F / 0.2 m

F = 1 N

7 0

2 years ago

1. What affects a material's resistance?

Ghella [55]

Answer:

A. Thickness and temperature

Explanation:

3 0

3 years ago

State Ohms law in easy words

Alexus [3.1K]

Answer:

Ohm's law states that the current through a conductor between two points is directly proportional to the voltage across the two points.

7 0

2 years ago

Read 2 more answers

Does anyone know what these three are? I need help!

VashaNatasha [74]

Answer:

1. A

2. C

3. A

Explanation:

I'm so sorry if I am wrong

3 0

3 years ago