A triatomic molecule is oriented as follows along the x-axis: atom 1 of mass m is at the origin, atom 2 of mass 2m is at x = a, and, atom 3 of mass 3m is at x = 2a. What is the moment of inertia of this molecule about the y-axis?
A) 2ma2
B) 3ma2
C) 12ma2
D) 14ma2
D
You might also like to view...
On average, elliptical galaxies are much older than large spiral galaxies
Indicate whether the statement is true or false
We can see each other in the classroom right now because we
A) emit thermal radiation. B) emit visible light. C) emit infrared light. D) reflect visible light. E) reflect infrared light.
A particle with a charge of 4.0 ?C has a mass of 5.0 × 10-3 kg. What electric field directed upward will exactly balance the weight of the particle?
A) 4.1 × 102 N/C B) 8.2 × 102 N/C C) 4.4 × 104 N/C D) 1.2 × 104 N/C E) 5.1 × 106 N/C
A typical source of infrared radiation is
A) magnetized particles vibrating in iron and certain other metals. B) charged particles moving within the nucleus. C) electrons moving along a metal antenna. D) thermal vibrations of molecules. E) electrons orbiting the nucleus in atoms.