In the following lever system, what is the clockwise torque?

a) 6 Nm
b) 300 Nm
c) 1,200 Nm
d) 1,800 Nm

answer:

(B) 300Nm I believe

Explanation:

force is mass*acceleration.

we have a very small mass: 11.4*0.001 kg

if we want 0.035n of force, we need an acceleration:

0.035 = 11.4*0.001*a

a = 0.035/(11.4*0.001) m/s^2

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