A uniform-density disk of mass 14 kg, thickness 0.03 m, and radius 0.8 m makes one complete rotation every 0.7 s. What is the rotational kinetic energy of the disk?
What is the rotational angular momentum of the disk?
(Express your answer for rotational angular momentum in vector form.)Lrot = ??kg · m2/sKrot = ??  J

Place several e-field sensors at a few points on different equipotential lines, and look at the relationship between the electric field and the equipotential lines. which statement is true? 1-at any point, the electric field is perpendicular to the equipotential line at that point, and it is directed toward lines of higher voltages. 2-at any point, the electric field is perpendicular to the equipotential line at that point, and it is directed toward lines of lower voltages. 3-at any point, the electric field is parallel to the equipotential line at that point.

Acar starts from rest at a stop sign and reaches a velocity of 25 m/s w in 4 seconds. determine the acceleration of the car. question 3 options: a) 6,25 m/s2 b)6.25 m/s c)100 m/s2 d)100 m/s

If a nissan titan has a mass of 2,300 kilograms how many grams is that