Question

A weight-lifting dumbbell consists of two solid iron spheres with a 9 cm radius and a...

A weight-lifting dumbbell consists of two solid iron spheres with a 9 cm radius and a 20 kg of mass each, connected by a 5 kg solid iron bar with a 2 cm radius and a 0.5 m length. Calculate the moments of inertia about the dumbbell's center vertical and horizontal axes.

Science   Physics   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
4. Three identical solid spheres, each with a radius 10.0 cm and a mass 0.25 kg,...
4. Three identical solid spheres, each with a radius 10.0 cm and a mass 0.25 kg, are fastened to a 4.0 kg rod with a length of 1.0m as shown. The rotational inertia about one end of the rod of this array is: **I'm taking a general physics course. Can you be clear with the equations you are using & the steps please, thank you!!
A dumbbell is made out of two 4.5 kg masses connected by a road of negligible...
A dumbbell is made out of two 4.5 kg masses connected by a road of negligible mass which is 30 cm long. How much work, in joules, is required to take the dumbbell from rest to an angular speed of 0.5 rad/s? Treat the masses as particles; rotation is about the center of mass.
A cylindrical rod of length 2.0 m, radius 0.5 m, and mass 1.5 kg has two...
A cylindrical rod of length 2.0 m, radius 0.5 m, and mass 1.5 kg has two spheres attached on its ends. The centers of the spheres are 1.0 m from the center of the rod. The mass of each sphere is 0.66 kg. The rod is capable of rotating about an axis passing through its center and perpendicular to the plane of the page, but the set up is stationary to begin with. A small mass of value 0.19 kgmoving...
A weightlifter's barbell consists of two identical spherical masses each with a radius 0.17m and mass...
A weightlifter's barbell consists of two identical spherical masses each with a radius 0.17m and mass of 50 kg. The weights are connected by a 0.96 m steel rod with a mass of 12 kg. Find the moment of Inertia of the barbell through its axis of center.
A small, solid cylinder with mass = 20 kg and radius = 0.10 m starts from...
A small, solid cylinder with mass = 20 kg and radius = 0.10 m starts from rest and rotates without friction about a fixed axis through its center of mass. A string is wrapped around the circumference of the cylinder and pulled using a constant force F. The resulting angular acceleration of the cylinder is 5.0 rad/s2. What's the angular velocity after 4.0 s, in radians per second? (The moment of inertia of the cylinder is 1 half M R...
The pendulum in the figure consists of a uniform disk with radius r = 11.0 cm...
The pendulum in the figure consists of a uniform disk with radius r = 11.0 cm and mass 470 g attached to a uniform rod with length L = 640 mm and mass 240 g. (a) Calculate the rotational inertia of the pendulum about the pivot point. (b) What is the distance between the pivot point and the center of mass of the pendulum? (c) Calculate the period of oscillation
The pendulum in the figure consists of a uniform disk with radius r = 13.0 cm...
The pendulum in the figure consists of a uniform disk with radius r = 13.0 cm and mass 880 g attached to a uniform rod with length L = 610 mm and mass 290 g. (a)Calculate the rotational inertia of the pendulum about the pivot point. (b) What is the distance between the pivot point and the center of mass of the pendulum? (c)Calculate the period of oscillation.
What if a solid cylinder of mass M = 3.50 kg, radius R = 2.18 cm,...
What if a solid cylinder of mass M = 3.50 kg, radius R = 2.18 cm, and length L = 2.7 cm, is rolling down from rest instead? With h = 47.60 m and x = 4.64 m, what is the center of mass velocity when the cylinder reaches the bottom?
9. A large toy yo–yo consisting of two uniform disks, each with radius r = 0.1...
9. A large toy yo–yo consisting of two uniform disks, each with radius r = 0.1 m and mass 0.5 kg, connected by a cylindrical piece with radius 1.0 cm and mass 0.1 kg is rolling down an incline plane (making an angle of 20◦ with respect to the horizontal). The yo–yo starts out from rest. What is the angular speed of the yo–yo after it travels through a height of 2.0 m?
A system consists of a point mass m=0.76kg and a uniform solid cylinder of mass Mcylinder=2.15kg...
A system consists of a point mass m=0.76kg and a uniform solid cylinder of mass Mcylinder=2.15kg and radius R=0.43m attached to both ends of a uniform rigid rod of mass Mrod=2.15kg and length L=2.71m, as shown in the figure. The system is free to rotate about the y axis, which is at a distance x away from the point mass. The y axis is parallel to the side of the cylinder and perpendicular to the length of the rod. Find...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT