Metacognition Posted on March 20, 2018 by developer Describe your understanding of the term Metacognition and its importance in adolescent development. READ ALSO : Question An air-filled parallel-plate capacitor has a capacitance of 1.3 pF. The separation of the plates is doubled, and wax is inserted between them. The new capacitance is 2.6 pF. Find the dielectric constant of the wax.