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//Given that
mass = 260 //in kg
d = 2 //in meter
g = 9.8 //on m/^2
//Sample Problem 7-4a
printf("**Sample Problem 7-4a**\n")
//Using definition of work done
Wg = mass* g * (-1) * d
printf("The work done by the force of gravity is %dJ\n", Wg)
//Sample Problem 7-4b
printf("\n**Sample Problem 7-4b**\n")
//Using work energy theorem
Wc = -1 * Wg
printf("The work done by Chemerkins force is %dJ\n", Wc)
//Sample Problem 7-4c
printf("\n**Sample Problem 7-4c**\n")
printf("The Work done in helding the object stationary is 0, as the dispacement is 0\n")
//Sample Problem 7-4d
printf("\n**Sample Problem 7-4d**\n")
Weight = 27900 //in N
d = 1 * 10^-2 //in meter
Wg = Weight * d
printf("The work done by the gravity is %dJ", Wg)
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