PROPERTIES OF SOLIDS AND LIQUIDS MCQ Quiz: GKFix

Question 1

Determine the volume contraction of a solid copper cube, 10 cm on an edge, when subjected to a hydraulic pressure of 7.0 × 10^6 Pa. (Bulk modulus of copper = 1.4 × 10^11 Pa)

2.5 × 10^-7 m³
5 × 10^-8 m³
1 × 10^-6 m³
7.5 × 10^-8 m³

Question 2

What is the fractional change in volume of a glass slab when subjected to a hydraulic pressure of 10 atm? (Bulk modulus of glass = 3.7 × 10^10 Pa)

1.5 × 10^-4
3.2 × 10^-4
2.76 × 10^-4
5.1 × 10^-5

Question 3

What is the density of water at a depth where pressure is 80.0 atm, given that its density at the surface is 1.03 × 10^3 kg/m³? (Assume bulk modulus of water = 2.026 × 10^9 Pa)

1.026 × 10^3 kg/m³
1.030 × 10^3 kg/m³
1.034 × 10^3 kg/m³
1.040 × 10^3 kg/m³

Question 4

What is the bulk modulus of an ideal incompressible fluid?

Zero
1 Pa
Infinite
Equal to atmospheric pressure

Question 5

How does alloying affect the bulk modulus of metals?

Always increases
Always decreases
It can increase or decrease depending on composition
No effect