A block of mass 5 kg is place on a table top.it is attached to a mass piece of 2kg by a light string that passes over a frictionless pulley.the table top exerts a frictional force of 7 N on the block.
calculate the tension in the string.
2 answers
The volume of gas îs 76cm at 27c and 800mm mercury pressure.what is the volume at s.t.p.?
FR=ma
7=(5+2)a
7=(7)a
7÷7=7a÷7
a=1m.s^-2
7=(5+2)a
7=(7)a
7÷7=7a÷7
a=1m.s^-2
1 answer