Nomor 6 gimana yaa?//.... Question from @smartsantssu

October 2018 2 40 Report

Nomor 6 gimana yaa?//

csungkar A:B = 4:9 Joule = 6:x m/s
4/9 = 6/x
4x = 54
x = 13.5m/s

2 votes Thanks 1

EkhoAditya Ek = 1/2 *m*v^2
EkP= 4 Joule
EkQ= 9 Joule
mP=mQ
VP= 6 m/s
4=1/2*m*6^2
m=2/9
vQ=?
9= 1/2*2/9*vQ^2
vQ=9 m/s

1 votes Thanks 1

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