Questions asked by Arunraju Naspuri

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• An object moves with velocity of 20km/hr in the first 1/3rd of total distance and moves with 60km/hr in the second 1/3rd of total distance. What is average velocity up to 2/3 rd of total distance?
  
• A bus travels 8km in the first quarter of an hour, 6km in second quarter and 16km in the third quarter. The average speed of the bus in km per hour over the entire journy?
  
• The quadratic equation in x is x2 + 2x.cos(A) + K=0. &also given summation and difference of solutions of above equation are -1 & -3 respectively. Hence find K & A?
  
• In a given conductor, force per charge is equal to 10N/columb. total length of conductor is 100meters. charge per sec is 10columb/sec. then work done per sec?
  
• Two milk bowls are at 35degreesCelsius & 38degreeCelsius. When these two bowls are kept in refrigerator at 4degreecelsius, then which milk-bowl cools down quickly?