What is the mass of a rock if a number 12 n unbalanced force acting on it causes the rock to accelerate at 4 m/s^2 a. 0.33 kg b. 3 kg c. 48 kg

answer: i'm not sure which is which for i get confused on it all the time but i can tell you that the answer lies with the convex and concave devices. i hope this you. have a good day and best of luck to you!

explanation:

a

explanation:

no diagram was provided, but i'm guessing it's the one i've attached to my answer.

here, a mechanical force turns the rod.   this generates an electric current in the coil, which powers the bulb.