Question

please help. thanks:)

Answer 1

http://screencast.com/t/v4agnO7Pf

Answer 2

@ParthKohli @ilikephysics2 @Hero @hartnn

Answer 3

f=ma
f=m(v/t)
60=30(v/0.50)

Answer 4

a= v-u/t

Answer 5

you r right a=change in vel per time

Answer 6

f=m((v-u)/t)

Answer 7

ok

Answer 8

wt answer did u get

Answer 9

i did not solve it

Answer 10

u=3 met/sec

Answer 11

yh tell me the answer

Answer 12

2m/s

Answer 13

cn u show the working

Answer 14

f=-60 as it is retarding force
f/m=(v-u)/t
-60/30=(v-3)/0.50
-2*0.50=v-3
-1+3=v
v=2m/s

Answer 15

thanks alot :)

Answer 16

welcome