You need the formula #rarr#
#P=W/t=(F.S)/t=(mgh)/t#.
Here, #m=475kg#, #g=9.8ms^(-2)#, #h=10m# & #t=24s#.
Substituting everything in the formula we get,
#P=(475xx9.8xx10)/24W#
#:.P=1939.58W#.
So,the power required to do the aforementioned work is #1939.58# watts. (Answer).