Why is mercury used in thermometers rather than water?
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How does the elevation and air pressure affect the boiling point of water?
What is the difference between emf.&pot. Diff.?
Tell me what type(amount) of capacitors are used in fan?
When is fluorescence strong?
Why ate the telegraph wires kept a little loose ?
When a radar gun says the pitch is 90 miles per hour at what point in the balls travel to home plate is the radar gun measuring the velocity?
why is n-type conducter is neutral?
how do i get a job as a bsc graduate?
Why is the apparent altitude of a star increased by reflection in atmosphere ?
What is the difference between isolation transformers and step up or step down transformer?
Suppose a car is traveling at 72kmph, and if that car slows down to 60kmph it takes an extra 1 hour to cover that same distance. At 72kmph, how long did it take forthe car to cover that distance?
Explain what is time?