A double slit that is illuminated with coherent light of wavelength 644 nm produces a pattern of bright and dark fringes on a screen 6.00 cm from the slits

If the slits are 2783 nm apart, what is the distance on the screen between the 4th and the 2nd bright fringes on one side of the central maximum?
A) 23.0 cm
B) 17.6 cm
C) 11.5 cm
D) 3.13 cm
E) 14.7 cm


D

Physics & Space Science

You might also like to view...

Reactance: At what frequency will a 20.0-mH inductor have an inductive reactance of 100 ??

A. 225 Hz B. 655 Hz C. 796 Hz D. 457 Hz E. None of the other answers is correct.

Physics & Space Science

Which one of the following is true for the surface temperature of a bluish-white star in a constellation as compared to the red star in the same constellation?

A) It is greater. B) It is less. C) It is the same.

Physics & Space Science

If an object's speed is constant, its velocity must also be constant

a. True b. False Indicate whether the statement is true or false

Physics & Space Science

If the voltage gain for a transistor amplifier is 60 in a circuit with an output resistance of 10,000 ohms, what is the peak output current if the peak input voltage is 0.05 V?

A) 3 x 10-4 A B) 4 x 10-4 A C) 5 x 10-4 A D) 6 x 10-4 A E) 60 ?A

Physics & Space Science