Examlex
A slit of width 0.010 mm has light of frequency 5.0 × 1014 Hz passing through it onto a screen 60 cm away.How wide is the central maximum? (c = 3.00 × 108 m/s)
Monthly Income
The total amount of money earned or received by an individual or household within a month from all sources.
Hamburger
A popular food item consisting of a cooked patty, usually of ground beef, placed inside a sliced bread roll or bun, often served with various accompaniments and condiments.
Price
The amount of money that must be paid to obtain a given product or service.
Opportunity Cost
The loss of potential gain from other alternatives when one alternative is chosen.
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