What is the average distance that a comet orbits the sun if its period of revolution is 7.90 years

An initially unpolarized light if intensity 500 w/m^2 passes through four polarizers. the transmission axis between adjacent polarizers is 45∘. what percentage of the initial intensity is transmitted by the system?

In which type of system is power held solely by the central government and not shared with regional governments? group of answer choices federal unitary confederate oligarchic

What is the moment of inertia i of this assembly about the axis through which it is pivoted? express the moment of inertia in terms of mr