Questions Asked on November 18, 2012

How long would it take a 1.00 x 10^3 W heating element to melt 2.00kg of ice at -20 deg C, assuming... Asked on November 18, 2012 at 12:00 AM the width in cm of a rectangle is the same as the slope of the line 5x-6y=-14, and its length in cm... Asked on November 18, 2012 at 12:11 AM Yuki's age is four years more than one-fourth of Xena's age. Xena's age is 21 years and 6 months mor... Asked on November 18, 2012 at 12:15 AM Solve for x. 2^4x-1/2^3x+2=4 Asked on November 18, 2012 at 12:23 AM A force of 44.0 N accelerates a 5.0-kg block at 6.3 m/s2 along a horizontal surface. (a) How large... Asked on November 18, 2012 at 12:31 AM You need to move a 129-kg sofa to a different location in the room. It takes a force of 90 N to star... Asked on November 18, 2012 at 12:34 AM I had posted these questions before but no one helped me so ill repeat the questions: Please Help Me... Asked on November 18, 2012 at 12:38 AM Suppose a 47-N sled is resting on packed snow. The coefficient of kinetic friction is 0.14. If a per... Asked on November 18, 2012 at 12:40 AM A thin, uniform rod is hinged at its midpoint. To begin with, one half of the rod is bent upward and... Asked on November 18, 2012 at 12:45 AM An object is attached to the lower end of a 100-coil spring that is hanging from the ceiling. The s... Asked on November 18, 2012 at 12:47 AM