Bright and Dark Fringes Are Seen on a Screen When

question 25

Multiple Choice

Bright and dark fringes are seen on a screen when light from a single source reaches two narrow slits a short distance apart.Each bright fringe will shift to the location of the adjacent bright fringe if a thin film is placed in front of one of the slits.The minimum thickness of this film must be:

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Definitions:

Compounded Semiannually

A method of calculating interest where the earned interest is added to the principal amount twice a year, leading to interest being earned on interest in the following periods.

Interest Rate

The fee a lender imposes on a borrower for the utilization of assets, depicted as a proportion of the principal amount.

Compounded Annually

The process of calculating interest on both the initial principal and the accumulated interest from previous periods on a yearly basis.

Interest Rate

The percentage of the principal that is paid as a fee over a certain period of time for the use of borrowed money.