Valorile minima si maxima ale rezultantei a doua farte concurente sunt Fmin=1N respectiv Fmax=7N Ce valoare are rezultanta cand unghiul dintre directiile este a=90 grade

Aparticle with mass 1.81×10−3 kg and a charge of 1.22×10−8 c has, at a given instant, a velocity v⃗ =(3.00×104m/s)j^. what are the magnitude and direction of the particle’s acceleration produced by a uniform magnetic field b⃗ =(1.63t)i^+(0.980t)j^?

Which of the following is not a physical property of mattera. melting pointb. heat of combustionc. viscosityd. boiling point

Aprotein molecule in an electrophoresis gel has a negative charge. the exact charge depends on the ph of the solution, but 30 excess electrons is typical. what is the magnitude of the electric force on a protein with this charge in a 1600n/c electric field? write in two significant numbers, and also in newton