Question: One 'bar' pressure is equal to __________ dynes/sq. cm. (RJ AAO 2009)
Options:
10^6
10^5
10^6
10^1/6
✅Explanation:
One bar is a unit of pressure defined as 100,000 pascals (Pa). 1 pascal is equal to 1 newton per square meter (N/m^2). Since 1 newton is equal to 10^5 dynes, and 1 square meter is equal to 10^4 square centimeters, 1 bar is equal to 10^6 dynes/sq. cm.
One bar is a unit of pressure defined as 100,000 pascals (Pa). 1 pascal is equal to 1 newton per square meter (N/m^2). Since 1 newton is equal to 10^5 dynes, and 1 square meter is equal to 10^4 square centimeters, 1 bar is equal to 10^6 dynes/sq. cm.