1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
dusya [7]
3 years ago
9

Two 50-μm-wide slits spaced 0.25 mm apart are illuminated by blue laser light with a wavelength of 450 nm. The interference patt

ern is observed on a screen 2.0 m behind the slits.
How many bright fringes are seen in the central maximum that spans the distance between the first missing order on one side and the first missing order on the other side?
Mathematics
1 answer:
Serggg [28]3 years ago
7 0

Answer:

your answer is 5.45 that is your answer

You might be interested in
Identify the square root of 2 as either rational or irrational, and approximate to the tenths place
Pie

Answer: Irrational

Step-by-step explanation:

It is irrational because you cannot multiply a number by the same number to get the square root of 2.

I think the approximation is 1.4 or 1.42

6 0
3 years ago
A wagon wheel has a radius of 4.9 inches. Which of the following is closest to the distance the wagon travels in two turns of th
Otrada [13]

Answer:

Just under 62 inches.

Step by Step:

4.9×2×Pi= 30.7876080052. x2= 61.5752160104

8 0
3 years ago
Read 2 more answers
John Hay, George W. Goethals,and William C. Gorgas were all involved in
Ede4ka [16]

 John Frank Stevens, William C Gorgas and George Washington Goethals 1914 (opened)The building of the 50-mile-long Panama Canal was a collosal project, joining together the Pacific and Atlantic oceans by digging away 240 million metric tons of earth through the Isthmus of Panama. Almost as big a project was sanitising the area around the canal, which was mosquito infested and home to serious diseases like Malaria and Yellow Fever.
<span> In 1907 President Roosevelt appointed George Washington Goethals, a military engineer, as head of the project, and under his leadership the canal was finally completed in 1914, two years ahead of the 1916 target. Of benefit to the whole world, the achievement of the Panama Canal signalled American dominance in project management and engineering like no other project of the day.</span>
8 0
3 years ago
Aaron makes numbers with cards he uses all three cards one card has a 3 on it another card has a 6 on it and the last card has a
ikadub [295]
Six plus three is nine, thus the lowest answer.
7 0
3 years ago
Which model represents the factors of 4x²-9?
NeX [460]

Step-by-step explanation:

(

2

x

)

2

−

3

2

=

(

2

x

−

3

)

(

2

x

+

3

)

6 0
3 years ago
Other questions:
  • Which expression is equivalent to 4x + 6y - 8x?
    10·1 answer
  • A survey determined that 5/19 of the seventh grade students at Mills Middle School preferred round chocolate candies to hard can
    14·1 answer
  • hat is the law of large numbers? As the sample size decreases, the relative frequency of outcomes gets closer to the theoretical
    11·1 answer
  • Many people seem to have trouble planning for retirement because it seems so far in the future.True or False?
    7·2 answers
  • Which is f(5) for the function -2x2 + 2x - 3?
    15·1 answer
  • For the 2009 Major League Baseball, International badminton league and National Football League seasons, based on average ticket
    10·1 answer
  • Please Help if you can! There are 2 red gumdrops and 3 green gumdrops in a small jar. Also, 3 pieces of butterscotch candy and 2
    7·1 answer
  • to make a profit, a clothing store sells board shorts at 115% of the amount they paid for them. how much did the store pay for t
    5·2 answers
  • Andrew can jog 144 miles in 11 hours. Enter the number of miles he can jog in 1 hour.​
    10·1 answer
  • I NEED HELP UNDERSTANDING BOTH OF THESE QUESTIONS
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!