An object of mass m moving at constant speed v around a circle of radius r has a radial acceleration a = mv^2/r. If the speed is increased 12.0%, by what percentage does the radial acceleration increase?
A. 1.44%.
B. 13.6%.
C. 25.4%.
D. 29.1%.
Answer:C
An object of mass m moving at constant speed v around a circle of radius r has a radial acceleration a = mv^2/r. If the speed is increased 12.0%, by what percentage does the radial acceleration increase?
A. 1.44%. B. 13.6%. C. 25.4%. D. 29.1%.