1. A damped, torsional pendulum moment of inertia 2 kgm² and torsional stiffness of 40 kNm/rad is subjected to a harmonic exciting torque of amplitude 12 Nm, as shown in Figure 1. The resonant is measured as 0.5°. Find the coefficient of torsional viscous damping. (Answer: 9.72 Nm/rad/s) T(t) k₁l liquid Figure 1
1. A damped, torsional pendulum moment of inertia 2 kgm² and torsional stiffness of 40 kNm/rad is subjected to a harmonic exciting torque of amplitude 12 Nm, as shown in Figure 1. The resonant is measured as 0.5°. Find the coefficient of torsional viscous damping. (Answer: 9.72 Nm/rad/s) T(t) k₁l liquid Figure 1
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![1. A damped, torsional pendulum moment of inertia 2 kgm² and torsional stiffness of 40
kNm/rad is subjected to a harmonic exciting torque of amplitude 12 Nm, as shown in Figure
1. The resonant is measured as 0.5°. Find the coefficient of torsional viscous damping.
(Answer: 9.72 Nm/rad/s)
T(t)
k₁l
liquid
Figure 1](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fb563b097-955b-4bed-ae24-2a039236ce2b%2Fd655d4d1-d809-4c6c-97b5-67510cdf6e78%2Fsdmj6p_processed.jpeg&w=3840&q=75)
Transcribed Image Text:1. A damped, torsional pendulum moment of inertia 2 kgm² and torsional stiffness of 40
kNm/rad is subjected to a harmonic exciting torque of amplitude 12 Nm, as shown in Figure
1. The resonant is measured as 0.5°. Find the coefficient of torsional viscous damping.
(Answer: 9.72 Nm/rad/s)
T(t)
k₁l
liquid
Figure 1
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