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18.12: Questions

Last updated

Nov 26, 2020
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- 18.11: Summary
- 19: Raman Spectroscopy

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Quick questions

You should be able to answer these questions without too much difficulty after studying this TLP. If not, then you should go through it again!

When the temperature of a pyroelectric is changed, where does the resultant charge imbalance arise?

Answer: A

Which of these is not a basic requirement for a pyroelectric?

Answer: D

What type of variable is polarisation?

Answer: B

Direct electrical measurement can necessarily identify what?

Answer: C

a	On the surface with one end positive and one end negative.
b	In the centre, at a point of mismatched domains.
c	On the surface with both ends positive.
d	On the surface with both ends negative.

a	A temperature dependent polarisation.
b	A spontaneous polarisation.
c	A polar structure.
d	A simple cubic structure.

a	Scalar.
b	Vector.
c	Constant.
d	Symmetric.

a	True pyroelectric coefficient.
b	Dipole moment.
c	Generalised pyroelectric coefficient.
d	Domain structure.

Quick questions

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