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Engineering Physics Practice Test 261

# Melting Points Quiz Questions and Answers PDF - 261

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## Melting Points Quiz Questions : Test 261

MCQ 1301: 2227°C is melting point of

A) Copper
B) Hafnium
C) Zinc
D) Zicronium

MCQ 1302: The law which states that PV = n(R)T, where P is pressure, V is volume, n is the number of moles of molecules, T is the absolute temperature, and R is the gas constant is termed as

A) practical gas law
B) ideal gas law
C) unified gas law
D) filtered gas law

MCQ 1303: Silicon semiconductor has charge carrier density of

A) 0.29x1028 m-3
B) 8.49x1028 m-3
C) 1x102 m-3
D) 1x1016 m-3

MCQ 1304: Internal energy present in a system due to its temperature is called

A) gravitational potential energy
B) thermal energy
C) elastic potential energy
D) static frictional energy

MCQ 1305: Magnetic moment of electron is

A) 1.41x10-26 J/T
B) 9.28x10-24 J/T
C) 5.05x10-27 J/T
D) 1.28x10-24 J/T

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