What is the magnitude of the electric field at a point 0.0055 m from a 0.0025
C charge?
Use E = kq and k = 9.00 x 10° N·m²/C2.
O A. 7.4 x 1011 N
O B. 4.1 x 10°N
O C. 2.0 x 1010 N
O D. 7.9 x 1012 N

Which of the following is not a part of a wave? question 2 options: a: frequency b: refraction c: wavelength d: amplitude (whoever answers correctly first gets brainiest! ) ~kayla

How much force must a locomotive exert on a 12840-kg boxcar to make it accelerate forward at 0.490 m/s2?

2kg of refrigerant 134a undergoes a polytropic process in a piston-cylinder assembly from an initial state of saturated vapor at 2 bar to a final state of 12 bar, 80 degree c. a)determine the work for the process in kj. b)sketch the process on a p-v diagram.