This pendulum is at

minimum displacement
maximum displacement
equilibrium

Ineed asap! list 3 examples in which friction us or makes things easier in our daily life. explain the effect of friction for each. *make sure you explain the effect of friction for each example! *

The charge on an electron is 1.60218 × 10−19 c and its mass is 9.10939 × 10−31 kg. how strong a magnetic field must be experienced by the electron if its path is a circle of radius 5.5 cm? answer in units of t.

The voltage applied across a given parallel-plate capacitor is doubled. how is the energy stored in the capacitor affected?