What is the model name of this knife?

Switchblade

Explanation:

I have one myself

please give me brainliest!?

I think it's a butterfly knife.

You can kind of tell by the split ends on the bottom of the knife.

a charge 3q is at the origin, and a charge −2q is on the positive x axis at x=a. part a where on the x-axis would you place a third charge so it would experience no net electric force? enter an expression for the exact answer, which will involve a square-root sign. (do not enter an approximate decimal answer.)