Chapter 10, Problem 041 In the figure, two partides, each with mass m = 0.93 kg,...
In the figure, two particles, each with mass m = 0.85 kg, are fastened to each other, and to a rotation axis at O, by two thin rods, each with length d = 5.4 cm and mass M = 1.1 kg. The combination rotates around the rotation axis with angular speed ω = 0.26 rad/s. Measured about O, what is the combination's (a) rotational inertia and (b) kinetic energy?
In the figure, two particles, each with mass m = 0.87 kg, are fastened to each other, and to a rotation axis at O, by two thin rods, each with length d = 5.8 cm and mass M = 1.3 kg. The combination rotates around the rotation axis with angular speed ω = 0.26 rad/s. Measured about O, what is the combination's (a) rotational inertia and (b) kinetic energy? Rotation axis
RUCTOR FULL SCREEN PRINTER VERSION BACK NEXT Chapter 10, Problem 041 In the figure, two particles, each with mass m - 0.91 kg, are fastened to each other, and to a rotation axis at 0, by two thin rods, each with length d = 5.4 cm and mass M = 1.3 kg. The combination rotates around the rotation axis with angular speed w = 0.33 rad/s. Measured about o, what is the combination's (a) rotational Inertia and (b) kinetic energy?...
In the figure, two particles, each with mass m = 0.75 kg, are fastened to each other, and to a rotation axis at O, by two thin rods, each with length d = 5.6 cm and mass M = 1.1 kg. The combination rotates around the rotation axis with angular speed ? = 0.34 rad/s. Measured about O, what is the combination's (a) rotational inertia and (b) kinetic energy? CO Rotation axis
6. (BONUS) Two particles each with mass m = 0.4 kg, are fastened to each other, and to a rotation axis at 0, by the two thin rods, each of length d and mass M = 1.5 kg as shown below. The combination rotates around the rotation axis with angular speed w = 0.2 rad/s. The total moment of inertia of the system measured about O is 2.3 x 10-4 kg m?. (Hint: The moment of inertia of a thin...
Fig.1, two particles, each with mass m=0.55kg, are fastened to each other, and to a rotation axis at O, by two thin rods, each with length d=7.4cm and mass M=1.8kg. The combination rotates around speed {omega=0.30 rad/s}. Measured about O, what are the combination’s (a)rotational inertial and (b)kinetic energy?
A helicopter has two blades (see figure), each of which has a mass of 250 kg and can be approximated as a thin rod of length 6.7 m. The blades are rotating at an angular speed of 53 rad/s. (a) What is the total moment of inertia of the two blades about the axis of rotation? (a) Determine the rotational kinetic energy of the spinning blades.
A helicopter has two blades (see figure), each of which has a mass of 240 kg and can be approximated as a thin rod of length 6.7 m. The blades are rotating at an angular speed of 43 rad/s. (a) What is the total moment of inertia of the two blades about the axis of rotation? (a) Determine the rotational kinetic energy of the spinning blades.