If the distance between the third fringe and nineth fringe is 0.4 nm and the wavelength of light used is 6000 am and the distance between the source and screen is 80 cm. calculate the separation between two slits

#Physics #Distance

42 Views

If the distance between the third fringe and nineth fringe is 0.4 nm and the wavelength of light used is 6000 am and the distance between the source and screen is 80 cm. calculate the separation between two slits

Divyal 23rd Jun, 2020

Answer

Answer Later

Report

Answer (1)

Satyam Dengre 21st Jul, 2020

x=n * lamda*D/d

9x-3x=(9-3)6000am*80cm/d

0.4nm=36000am*80cm/d

d= 80*36000/4 cm

d=72000 cm

according to your given data

Like Share

Related Questions

in fraunhofer diffraction pattern slit width is 0.2mm and screen is at 2m away from the lens if wavelength of light used is 5000A then the distance between the first minimum on either side of the central maximum is

2214 Views

White light forms a continuous spectrum of minimum wavelength 3800 angstroms corresponding to violet light and maximum wavelength 7800 angst

1052 Views

plane mirror of length 8cm moving with 3m/s towards wall. source of light S gives narrow and parallel light on mirror.speed of light spot

265 Views

if the distance between earth and sun increases by 125% of its present value

479 Views

if the minor axis of an ellipse is equal to the distance between its foci the eccentricity is

90 Views

Applications for Admissions are open.

Amity University-Noida B.Sc A...

Apply

Among top 100 Universities Globally in the Times Higher Education (THE) Interdisciplinary Science Rankings 2026

University of York, Mumbai

Apply

UG & PG Admissions open for CS/AI/Business/Economics & other programmes.

Victoria University, Delhi NCR

Apply

Apply for UG & PG programmes from Victoria University, Delhi NCR Campus

Amity University-Noida M.Sc A...

Apply

Among top 100 Universities Globally in the Times Higher Education (THE) Interdisciplinary Science Rankings 2026

MAHE Manipal M.Sc 2026

Apply

NAAC A++ Accredited | Accorded institution of Eminence by Govt. of India | NIRF Rank #3

Indus University B.sc Admissi...

Apply

Highest CTC 10 LPA | Top Recruiters: Accenture, TCS, Tech Mahindra, Capgemini, Microsoft

View All Application Forms

Trending Articles/News

Download the Careers360 App on your Android phone

Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile

150M+ Students

30,000+ Colleges

500+ Exams

1500+ E-books