document.write( "Question 1011443: A car, from a full stop excellerates a distance of 63 ft and achieves a speed of 17 miles an hour. What was the rate of acceleration?\r
\n" );
document.write( "\n" );
document.write( " \n" );
document.write( "
Algebra.Com's Answer #627145 by Alan3354(69443) You can put this solution on YOUR website! duplicate \n" ); document.write( "--------------- \n" ); document.write( "I just did this one, but I don't see it. \n" ); document.write( "=========================== \n" ); document.write( "17 mi/hr = 17*(22/15) ft/sec =~ 25 ft/sec \n" ); document.write( "-- \n" ); document.write( "Assuming uniform acceleration: \n" ); document.write( "The average speed is 1/2 the terminal speed. v = 12.5 ft/sec \n" ); document.write( "t = d/v = 63/12.5 =~ 5.04 seconds \n" ); document.write( "a = v/t = 25/5.04 \n" ); document.write( "a = 4.96 ft/sec/sec \n" ); document.write( " \n" ); document.write( " |