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d Chrome File Edit View History Bookmarks People Window Help 56%D Wed 2:35 PM Mastering Physics: Week 2 Ma earson Myl https: asteringphysics com 175 session, C https Se College Physics I Help Close Week 2 Problem 2.72 Announcements previous l 8 of 13 l next through groups of Your instructor hasn't po Problem 2.72 nding Part A The first active volcano observed outside the Earth Given that the acceleration of gravity on lo is 1.80 m/s2, find the initial velocity of the ejected material. powered by amplifire was discovered in 1979 on lo, one of the moons of Course Calendar Jupiter. The volcano was observed to be ejecting Express your answer using three significant figures. Get the Mobile App material to a height of about 3.00 x 105 m. Sunday 29 es posted by your km/s My Answers Give Up Submi de Feedback Continue de 26 Show All PHYS 1401 Equi ons.od

Explanation / Answer

here,

height, h = 3*10^5 m

acceleration due to gravity, g = 1.80 m/s^2

from third eqn of motion:
u = sqrt(2*g*h)
u = sqrt(2*9.81*3*10^5)
u = 2426.108 m/s
u = 2.43 km/s

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