The melting points of metals are __, but they deform at __ degrees C.

Kerja Lab Lanjut Quiz 1

Quiz
•
Physics
•
University
•
Medium
Anjar Hidayat
Used 1+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
moderately high; 25
zero; 100
infinite; 6000
very high; 100
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Metals have primarily __ bonding.
covalent
metallic
ionic
van der Waals
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Thermoplastic polymers have __ bonding.
only 1-D covalent
only 1-D van der Waals
1-D covalent + van der Waals
1-D metallic
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
The mechanical properties of polymers include __, __, __ and __.
conductivity; ductility; low strength; low density
flexibility; low carrier concentrations; low strength; high density
flexibility; high carrier concentrations; high strength; low density
flexibility; ductility; low strength; low density
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
The thermal properties of polymers include __ thermal __.
good; conductivity
good; insulation
poor; insulation
good; carrier-concentrations
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
The electrical properties of polymers include __ electrical __.
good; conductivity
poor; insulation
good; carrier-concentrations
good; insulation
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
The melting points of polymers are typically __.
low
zero
infinite
greater than 600 degrees C
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