An 80 kg worker stands on a bathroom scale in a motionless elevator. When the elevator begins to move, the scale reads 960 N. Find the magnitude of the elevator's acceleration. (Use g=10m/s^2)

Write a full page that sumerizes thermodynamics it’s from the website visionlearnig

Along wire carrying a 4.2 a current perpendicular to the xy-plane intersects the x-axis at x=−1.7cm. a second, parallel wire carrying a 3.0 a current intersects the x-axis at x=+1.7cm. part a at what point on the x-axis is the magnetic field zero if the two currents are in the same direction? express your answer to two significant figures and include the appropriate units.

Am i correct on these two physics questions?