A block a of mass 10kg is placed on a frictionless table. A thread tied to it passes over a frictionless pulley and cares a body b of mass 30kg at the other end. The acceleration of the system is.

Difference between series and parallel circuits

Of is j/kg·k. if a 2.6 kg of isk to k,is ?

The gun from the crime scene shows tool marks where the serial numbers are ground off. there are also tool marks on the bullets left behind. what information can the tool marks on the bullets and gun provide about the crime? what type of evidence does this information provide, individual or class?