A parallel plate capacitor in air is constructed with two 45 cm x 45 cm square conductors separated by 4 mm. d) With the battery still connected, a Pyrex glass dielectric material with dielectric constant κ= 4.1 is inserted between the plates, completely filling up the space. What is the new charge stored in the capacitor? e) Now when fully charged, what is the energy stored in this capacitor (still connected to the battery and with the Pyrex glass inserted)? Answer in nJ

A parallel plate capacitor in air is constructed with two 45 cm x 45 cm square conductors separated by 4 mm. d) With the battery still connected, a Pyrex glass dielectric material with dielectric constant κ= 4.1 is inserted between the plates, completely filling up the space. What is the new charge stored in the capacitor? e) Now when fully charged, what is the energy stored in this capacitor (still connected to the battery and with the Pyrex glass inserted)? Answer in nJ

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