Asked by frank
A mass of 10 kg, initially at rest on a horizontal frictionless surface, is acted upon by a horizontal force of 25 N. The speed of the mass after it has moved 5.0 m is:
. a) 5.0 m/s
. b) 10 m/s
. c) 15m/s
. d) 125 m/s
. e) 250 m/s
My answer:b
. a) 5.0 m/s
. b) 10 m/s
. c) 15m/s
. d) 125 m/s
. e) 250 m/s
My answer:b
Answers
Answered by
Steve
a = F/m = 25/10 = 5/2
v = √(2as) = √(2 * 5/2 * 5) = 5
so, how did you get B?
v = √(2as) = √(2 * 5/2 * 5) = 5
so, how did you get B?
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