Center of Mass: Three small masses are positioned as follows: 2.0 kg at (0.0 m, 0.0 m), 2.0 kg at (2.0 m, 0.0 m), and 4.0 kg at (2.0 m, 1.0 m). Determine the coordinates of the center of mass (or center of gravity) of this system.

A. (0.50 m, 1.5 m)
B. (1.5 m, 0.50 m)
C. (2.5 m, 1.5 m)
D. (2.5 m, 0.50 m)


Answer: B

Physics & Space Science

You might also like to view...

Hypernovae are

a. supernovae that occur when two red dwarfs collide. b. supernovae that occur when 10 solar mass stars explode. c. supernovae that occur when stars more massive than 25 solar masses explode. d. one theory to explain the production of gamma ray bursters. e. both c and d above

Physics & Space Science

A 5,000 kg satellite is orbiting the Earth in a circular path. The height of the satellite above the surface of the Earth is 800 km. The velocity of the satellite is

A. 7,460 m/s. B. 6,830 m/s. C. 6,430 m/s. D. 5,950 m/s. E. 5,350 m/s.

Physics & Space Science

A blimp has a velocity of 8.2 m/s due west relative to the air. There is a wind blowing at 3.5 m/s due north. The speed of the balloon relative to the ground is

A. 11.7 m/s B. 8.9 m/s C. 7.4 m/s D. 4.7 m/s E. Some other speed (specify)

Physics & Space Science

A hoop is rolling without slipping along a horizontal surface with a speed of 4.50 m/s when it starts up a ramp that makes an angle of 25.0° with the horizontal. What is the speed of the hoop after it has rolled 3.00 m up the ramp?

A) 2.80 m/s B) 1.91 m/s C) 2.06 m/s D) 3.79 m/s E) 8.02 m/s

Physics & Space Science