Question

Question 16
A machine and its foundation weigh 981 kN and has a spring constant k =
10,000 kN/m. What is the value of the damping coefficient (Cc) in kN.s/m, if the
system is to be critically damped? (g = 9.81 m/s2)​

Answer 1

Answer:

PROBLEM SOLVING ABILITY (SM)

1) Find the numbers from the given chart. Colour them.

(3M)

75

30

18

95

89

32

SO

17

40

59

21

72

81

56

39

200

24

47

Green

20 + 30

1 + 20

Red

24 - 23

22 - 10

Yellow

33 + 10

44 +22