Which of the following is the most precise device for measuring length :(a) a vernier callipers with 20 divisions on the sliding scale(b) a screw gauge of pitch 1 mm and 100 divisions on the circular scale(c) an optical instrument that can measure length to within a wavelength of light ?

Which of the following is the most precise device for measuring length :(a) a vernier callipers with 20 divisions on the sliding scale(b) a screw gauge of pitch 1 mm and 100 divisions on the circular scale(c) an optical instrument that can measure length to within a wavelength of light ?

University Physics Volume 3

17th Edition

ISBN:9781938168185

Author:William Moebs, Jeff Sanny

Publisher:William Moebs, Jeff Sanny

Chapter4: Diffraction

Section: Chapter Questions

Problem 15CQ: If a hologram is recorded using monochromatic light at one wavelength but its image is viewed at...

See similar textbooks

Related questions

Q: To increase the resolving power of a microscope, the object and the objective are immersed in oil (n…

A: The refractive index of the oil, The limiting angle of the microscope in air,

Q: What wavelength of light will have a first order maximum at an angle of 13.5o when viewed through a…

Q: A certain kind of glass has nblue = 1.650 for blue light and nred = 1.610 for red light. If a beam…

Q: Light travels along the length of a 1500-nm-long nanostructure. When a peak of the wave is at one…

A: a) It is given that the length of the nano structure is 1500nm. Wavelength is the distance between…

Q: As the density of a liquid medium increases, would you expect the refractive index to increase or…

A: As the density of a liquid medium increases, the number of particles in unit volume of liquid…

Q: What is the critical angle (in degrees) for light ray emerging from water to the air? Assume the…

Q: The ratio of the refractive indices of two adjacent layers is given by "n2/n1 = 0.77". If the…

A: First we have to find the relationship between refrective index and wavelength.

Q: A light ray enters the Earth's atmosphere and descends vertically through distance h = 100 km to…

A: Given Data : The vertical distance in the earth's atmosphere is given as h = 100Km.

Q: How far must two objects on the Moon be from each other so that they can be solved by the eye…

A: Diameter of the pupil is d = 5 mm = 5 x 10-3 m Wavelength of the light is 600 nm

Q: Which of the following experiments helped prove that light has a dual nature i.e. it exists both as…

A: Double slit diffraction demonstrates that light had both characteristics of matter and energy (…

Q: One beam of coherent light travels path P1 in arriving at point Q and another coherent beam travels…

A: As the light beams are coherent, their wavelengths must be same. Let the wavelength be λ.

Q: Based on the table given, which medium would light travel through the slowest? Liquid Refractive…

A: refractive index and speed

Q: A plane light wave 0.691 µm is incident normally on a diaphragm with a circular aperture 3.2 cm in…

A: Wavelength=0.691muo.m Diameter circular aperture=3.2cm Radius=1.6cm

Q: Divers swimming at 7 meters below the surface found that the light level was 83% that of the…

A: Given: Distance of the diver from the surface of the sea, x = 7m Intensity, Io = 83% Intensity, I =…

Q: What is the first-order glare angle of x-rays with a wavelength of 0.154 nm and glowing from a…

A: (given) Wavelength of x rays = 0.154 nm = 0.154 ×10-9 m Distance (d) between planes = 0.204…

Q: Divers swimming at 7 meters below the surface found that the light level was 83% that of the…

A: Given: Distance of the diver from the surface of the sea, x = 7m Intensity, Io = 83% Intensity, I =…

Q: If you take a walk on a summer night along a dark, unpaved road in the woods, with a flashlight…

A: Explanation: It is due to the flat surface of the water reflects the light off into the night,as…

Q: Light of a frequency of 7.14x107Hz is incident on a plane mirror at an angle of 35°. Which equation…

A: In the question frequency of light is given and we know the speed of light , so we can calculate the…

Q: A 6-foot-tall man walks away at the rate of 4 ft/sec from the base of a street light 12 feet above…

A: The representation of the the problem is shown below We can easily see that the 2 triangles are…

Q: To observe diffraction, the size of the obstacle O should be X/2, where X is the wavelength. O None…

A: To observe diffraction, the size of the obstacle should be of the order of wavelength. i.e. λ=d. due…

Q: Pls help ASAP. QUICKTIME PLS.

A: When a beam of light encounters another transparent medium the certain portion of it gets reflected…

Q: A ray of light is incident on a glass priSm (n 15) with an angle of incidence 0. This ray emerges…

A: Redraw the ray diagram as shown below:

Q: In the figure, an isotropic point source of light S is positioned at distance d from a viewing…

Q: Light of wavelength l is used in a Michelson interferometer.Let x be the position of the movable…

Q: In the figure, an isotropic point source of light S is positioned at distance d from a viewing…

A: The expression to determine the intensity,

Q: am of light is emitted in a pool of water (nwater = 1.33) from a depth of 86.0 cm. At what minimum…

A: Given:- A beam of light is emitted in a pool of water (nwater = 1.33) depth of d = 86.0 cm.= 0.86 m…

Q: A light ray is incident from air(n=1) on a smooth matter at an angle of 60 degre to the normal if…

Q: The ratio of the refractive indices of two adjacent layers is given by "n2/n1 = 0.77". If the…

A: Given values: The ratio of refractive index is, The wavelength of 1st medium is,

Q: In Figure, light is incident at angle 6,=40.1° on a boundary between two transparent materials. Some…

A: The given values are: Here, n5 denotes the refractive index of air.

Q: Our eyes are typically 6 cm apart. Suppose you are somewhat unique, and yours are 3.50 cm apart. You…

Q: A parallel beam of sodium light is allowed to be incident normally on a plane grating 4250 lines per…

Q: Is the resolution of human vision limited by diffraction, or by anatomy, and does this depend on the…

A: The resolution of the human eye is the smallest distance by which two objects must be separated so…

Q: In a Michelson interferometer is set for the white straight fringes. When a mica sheet of thickness…

Q: Birds of prey have keen eyesight. If the pupil of an eagle has diameter of 10 mm, at what altitude…

A: Given: The diameter of pupil of eagle D = 10 mm. Length of mouse L = 7 cm. Wavelength λ=550 nm.

Q: A camera has a lens diameter of 0.0444 m. What wavelength of light IN NANOMETERS must it use to…

Q: Why is light sometimes modeled explained as a particle and sometimes as a wave?

A: Answer:- We know that Light as being made of of particles these particles are called Photons.…

Q: Consider a lens with a focal length of 50mm and a diameter of 50mm, and an object illuminated with…

A: Here given a lens of focal length 50 mm. The diameter of the lens is 50 mm. The wavelength of the…

Q: If Superman really had x-ray vision at 0.10 nm wavelength and a 4.0 mm pupil diameter, at what…

Q: You stand on a straight desert road at night and observe a vehicle approaching. This vehicle is…

Q: 7.1. Provide and tabulate at least three (3) advantages and disadvantages of the following types of…

Q: If there are seven (7) superposed or combined colors of light incident on a dispersing medium (e.g.…

A: Introduction: for dispersive medium we need to solve the equation sinθin=nisinθi 7 times for each…

Question

Which of the following is the most precise device for measuring length :
(a) a vernier callipers with 20 divisions on the sliding scale
(b) a screw gauge of pitch 1 mm and 100 divisions on the circular scale
(c) an optical instrument that can measure length to within a wavelength of light ?

Video Video

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

Step 2

Step 3

Step 4

Trending now

This is a popular solution!

Step by step

Solved in 4 steps with 3 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.

Similar questions

Suppose you are looking down at a highway from a jetliner flying at an altitude of 6.0 km. How far apart must two cars be if you are able to distinguish them? Assume that =550 nm and that the diameter of your pupils is 4.0 mm.
If a hologram is recorded using monochromatic light at one wavelength but its image is viewed at another wavelength, say 10% shorter, what will you see? What if it is viewed using light of exactly half the original wavelength?
A light ray of wavelength 461.9 nm emerges from a 2-mm circular aperture of a krypton ion laser. Due to diffraction, the beam expands as it moves out. How large is the central bright spot at (a) 1 m, (b) 1 km, (c) 1000 km, and (d) at the surface of the moon at a distance of 400,000 km from Earth.
How far apart must two objects be on the moon to be distinguishable by eye if only the diffraction effects of the eye’s pupil limit the resolution? Assume 550 nm for the wavelength of light, the pupil diameter 5.0 mm, and 400,000 km for the distance to the moon.
Suppose a certain person’s visual acuity is such that he can see objects clearly that form an image 4.00mhigh on his retina. What is the maximum distance at which he can read the 75.0-cm-high letters on the side of an airplane?
When dots are placed on a page from a laser printer, they must be close enough so that you do not see the individual dots of ink. To do this, the separation of the dots must be less than Raleigh’s criterion. Take the pupil of the eye to be 3.0 mm and the distance from the paper to the eye of 35 cm; find the minimum separation of two dots such that they cannot be resolved. How many dots per inch (dpi) does this correspond to?
The movable mirror of a Michelson interferometer is attached to one end of a thin metal rod of length 23.3 mm. The other end of the rod is anchored so it does not move. As the temperature of the rod changes from 15°C to 25 C , a change of 14 fringes is observed. The light source is a He Ne laser, =632.8 nm . What is the change in length of the metal bar, and what is its thermal expansion coefficient?
Light of wavelength l is used in a Michelson interferometer.Let x be the position of the movable mirror, with x= 0 when the armshave equal lengths d2 =d1.Write an expression for the intensity of theobserved light as a function of x, letting Im be the maximum intensity.
If there are seven (7) superposed or combined colors of light incident on a dispersing medium (e.g. prism), with the same angle of incidence, _____ Snell’s equations are needed determine the angles of refraction. In a non-dispersive medium, which has ___ index of refraction, ___ equation (s) are needed. a. infinite; 1; 1 b. 7; 1; 0 c. 7; 1; 1 d. 7; infinite; 1 e. infinite; 0; 1
Newton’s rings are formed by light reflected normally from a plano convex lens and a plane glass plate with liquid between them. The diameter of nth ring is 2.18 mm and that of (n+10)th ring is 4.51 mm. Calculate the RI of the liquid, given that the radius of curvature of the lens is 90 cm and wavelength of light is 5893 A° options 1.36 1.46 1.26 1.56
Light traveling through medium 3 (n3 = 2.4) is incident on the interface with medium 2 (n2 = 2.0) at angle θ. If light does enter into medium 2 but no light enters into medium 1 (n1 = 1.6), what can we conclude about the range of values for θ?
A certain kind of glass has nblue = 1.650 for blue light and nred = 1.610 for red light. If a beam of white light (containing all colors) is incident at an angle of 30.0º, what is the angle between the red and blue light inside the glass?