Two incoherent sources of intensities l and 4l superpose then the resultant intensity is

Two incoherent sources of intensities l and 4l superpose then the resultant intensity is
A. 5l
B. 9l
C. 3l
D. l

Monjur Alahi

4 views

2025-01-04 04:42

1 Answers

Salim Ahmed Kawsar

Correct Answer - A
`I=I_(1)+I_(2)=I+4I=5I`

4 views Answered 2023-02-05 15:29

Related Questions

Two sources with intensity `I_(0)` and `4I_(0)` respectively, interfere at a point in a medium. Find the ratio of (i) maximum and minimum possible int

2 Answers 5 Views

Two incoherent sources of light emitting light of intensity `I_(0)` and `3I_(0)` interfere in a medium. Calculate, the resultant intensity at any poin

2 Answers 6 Views

If the amplitude ratio of two sources producing interference is 3 : 5, the ratio of intensities at maxima and minima is

2 Answers 4 Views

Two sources of sound of the same frequency produce sound intensities `I` and `4I` at a point `P` when used individually. If they are used together suc

2 Answers 4 Views

A polaroid is placed at `45^(@)` to an incoming light of intensity `l_(0)` Now, the intensity of light passing through polaroid after polarisation wou

2 Answers 4 Views

It is found that what waves of same intensity from two coherent sources superpose at a certain point, then the resultant intensity is equal to the int

2 Answers 5 Views

Assertion Two coherent sources transmit waves of equal intensity `I_(0)` Resultant intensity at a point where path difference is `lambda/3` is also `I

2 Answers 6 Views

In normal YDSE experiment maximum intensity is `4I_(0)` in Column I, y-coordinate is given corresponding to centre line In Coloum II resultant intensi

2 Answers 4 Views

Two doherent sources of intensity ratio `alpha` interfere in interference pattern `(I_(max)-I_(min))/(I_(max)+I_(min))` is equal to

2 Answers 6 Views

Resultant of two forces when angle between them is `60^(@)` is 6 Newton and if angle between forces increased to `120^(@)` then resultant becomes `sqr

2 Answers 6 Views

এক্সাম দিয়ে মেধা যাচাই করুন

Job Preparation (1125)

Admission (754)

এসএসসি (10)

এইচএসসি (5)