Questions asked by Varsha Maharana

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• Radian of 66°2minute 40 second?
  
• The sun's angular diameter is measured to be 1920". The distance D of the sun from the earth is 1.496×10power11meter. Find the diameter of the sun? {Hint:d=aD}
  
• 1 Joule of energy is to be converted into new system of units in which length is measured in 10 metre, mass in 10kg and time in 1 minute. The numerical value of 1joule in the new system is?
  
• Carbon and oxygen react in ratio of 3:8 by mass to form CO2. What weight of carbon should be used to react completely with 32gram of oxygen?