The charges trapped in the dielectric would lead to ___ scattering.

If a charged device is to be realized without affecting the external environment, where should the charged device be placed? A: In a grounded dielectric shell B: In an ungrounded dielectric shell C: In a grounded conductor shell D: In an ungrounded conductor shell

5．The switching losses are comprised of the on-state losses, and the losses in the transition states.: A: the parasitic losses B: the dielectric losses C: the hysteresis losses D: the off-state losses