initial commit / add all books

1 files changed, 30 insertions, 0 deletions

diff --git a/1325/CH8/EX8.6/8_6.sce b/1325/CH8/EX8.6/8_6.sce
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+//To find the minimum distance in which the car may be stopped

+clc

+//given

+w=9.5 //ft

+h= 2 //ft

+x=4 //ft

+v=30//mph

+V=1.46667*v//ft/s

+u1=.1

+u2=.6

+g=32.2//ft/s^2

+//a) rear wheels braked

+fa1=(u1*(w-x)*g)/(w+u1*h)

+fa2=(u2*(w-x)*g)/(w+u2*h)

+sa1=V^2/(2*fa1)

+sa2=V^2/(2*fa2)

+//b) front wheels braked

+fb1=u1*x*g/(w-u1*h)

+fb2=u2*x*g/(w-u2*h)

+sb1=V^2/(2*fb1)

+sb2=V^2/(2*fb2)

+//c) All wheels braked

+fc1=u1*g

+fc2=u2*g

+sc1=V^2/(2*fc1)

+sc2=V^2/(2*fc2)

+k1=(x+u1*h)/(w-x-u1*h)//Na/Nb

+k2=(x+u2*h)/(w-x-u2*h)//Na/Nb

+printf("\nCoefficient of friction = 0.1\na) Minimum distance in which car may be stopped when the rear brakes are applied = %.f ft\nb) Minimum distance in which car may be stopped when the front brakes are applied = %.f ft\nc) Minimum distance in which car may be stopped when all brakes are applied = %.f ft\nCoefficient of friction = 0.6\na) Minimum distance in which car may be stopped when the rear brakes are applied = %.f ft\nb) Minimum distance in which car may be stopped when the front brakes are applied = %.f ft\nc) Minimum distance in which car may be stopped when all brakes are applied = %.f ft\n",sa1,sb1,sc1,sa2,sb2,sc2)

+printf("Required ration of Na/Nb\nFor u1 = 0.1 -> %.3f\nFor u2 = 0.6 -> %.2f\n",k1,k2)