Asked by Bamidele Olamide
A mass of 8kg is pulled by a force of 20N along a smooth floor.find
(1) Acceleration
(2)Velocity after 4sec
(3) Distance move in 4sec
(4)Work done by the force
(1) Acceleration
(2)Velocity after 4sec
(3) Distance move in 4sec
(4)Work done by the force
Answers
Answered by
Anonymous
F = m a
a = F/m = 20/8 = 2.5 m/s^2
v = a t = 2.5*4 = 10 meters
d = (1/2) a t^2 = 2.5/2 * 16 = 2.5*8 = 20 meters
work = force * distance in direction of force = 20*20 = 400 Joules
a = F/m = 20/8 = 2.5 m/s^2
v = a t = 2.5*4 = 10 meters
d = (1/2) a t^2 = 2.5/2 * 16 = 2.5*8 = 20 meters
work = force * distance in direction of force = 20*20 = 400 Joules
Answered by
Arnold
Object of mass 8kg is pulled along a smooth horizontal surface by a string inclined at 30degree to the horizontal.what is the acceleration of the object when tension in the string is 10N
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