Please help a constant force is causing a sled to accelerate at 4 m/s^2. If the mass is suddenly cut in half, what will the new acceleration be

Agas contained within a piston-cylinder assembly undergoes three processes in series: process 12: compression with pv= constant from 1 bar and 1 liter to 4 bar. process 23: constant pressure expansion to 1 liter. process 31: constant volume calculate the pressure and volume at each state, and sketch the processes on a p-vdiagram labeled with pressure and volume values at each numbered stat

The free body diagram shows a box being pulled to the left up a 25-degree incline. the magnitude of the normal force is

Which of the following is the result of the nuclear weak force? the instability of large nuclei the repelling force between positively charged protons the structure of the atom certain types of nuclear decay