In an experimental arrangement of a Fresnel's biprism, monochromatic light of wavelength 2. is used to produce interference fringe pattern. On introducing a thin, transparent glass sheet of refractive index 1.50 and thickness of 7 microns in the path of one of the interfering beams, the central fringe of the pattern is shifted to the position of 6th bright fringe. Then, the wavelength of the monochromatic light used is nearly:
The correct answer is D
If all the words are arranged according to the alphabetical series from right to left, then which word is third from the left end?
Select the related word/letters/number from the given alternatives.
BD : FH : : LN : ?
Which box contains maximum candies?
I. Box A has candies more than Box C and Box E but not more than Box B and Box D.
II. The sum of candi...
Sunny is 200 days older than Ramesh and Karan is 40 weeks older than Sunny. If Karan was born on Thursday, on which day was Ramesh born?
How many such symbols are there in the above series each of which is immediately followed by a number and also immediately preceded by a consonant?
What is the function of "LOOKUP"?
If in the word ‘ SHORTCUT ’ first three and then next three letters are written in reverse order and the rest of the letters are written as they app...
F J M P O W R N B E Y C K A V L D G X U H Q I S Z T
Which of the following pairs of letters has as many letters between them in the above arran...
If we arrange all the letters of the word as per the English alphabetical series within the word then how many words will remain unchanged after the rea...
Arrange the following words in a meaningful order.
A. Troposphere B. Stratosphere C. Exosphere
D. Thermosp...