Electricity. Ruler. 69. N.
Answer:

Explanation:
From the conservation of mechanical energy




Solve to velocity v2




The answer completely depends on the number that belongs in the space before the word "microfarad".
Gravitational potential energy<span> is </span>energy<span> an object possesses because of its position in a </span>gravitational<span> field. The most common use of </span>gravitational potential energy<span> is for an object near the surface of the Earth where the </span>gravitational<span> acceleration can be assumed to be constant at about 9.8 m/s</span>2<span>.</span>