Ten precautions we should take while taking our ohm's law experiment readings ​

Asmall metal bar, whose initial temperature was 10° c, is dropped into a large container of boiling water. how long will it take the bar to reach 70° c if it is known that its temperature increases 2° during the first second? (the boiling temperature for water is 100° c. round your answer to one decimal place.) sec how long will it take the bar to reach 98° c? (round your answer to one decimal place.)

Aplane travels 1000 miles in 5 hours .what is the planes average speed?

What can you increase the strength of an electromagnet by