25.1. Đơn vị của độ tự cảm là henry, với 1 H bằng A. 1J. A?
B. 1 J/A?
C. 1 V. A.
D. 1 V/A.

How does the kinetic energy of a charge change as the charge moves under the effect of an electric field from higher potential to lower potential? a.the kinetic energy increases.b.the kinetic energy decreases.c.the kinetic energy remains the same.d.the kinetic energy is always zero.

What is a carrier wave and how does it affect what you hear on the radio

Write down two additional questions about earth's magnetic field that will make your presentation more informative.