Dana Sofa

Map Reduction and Enlargement 1). If the Scale of the original map is 1:50,000 and ask to draw a new map of 1:150,000. By how many times are you going to enlarge or reduce the map? 2). If the map extract has a scale of 1:100,000,how many times are you goi...

A car is moving at a constant speed of 20 ms-1. The force retarding its motion is 500 N. Calculate the engine power of the car required to maintain the motion.