Question:
The diameter of the ball in BHN test for steel and other hard materials is
The diameter of the ball in BHN test for steel and other hard materials is
Show Hint
The 10 mm diameter ball is commonly used in the BHN test for materials with medium hardness, such as steel and cast iron.
Updated On: May 5, 2025
- 5 mm
- 10 mm
- 25 mm
- 50 mm
Hide Solution
Verified By Collegedunia
The Correct Option is B
Solution and Explanation
In the Brinell Hardness Number (BHN) test, the diameter of the ball used for testing steel and other hard materials is typically 10 mm.
Was this answer helpful?
0
0
Top Questions on Brinell Hardness Test
Questions Asked in AP PGECET exam
- The absolute humidity of air at 101.325 kPa is measured to be 0.02 kg of water per kg of dry air. Then the partial pressure of water vapour in the air is:
- AP PGECET - 2025
- Thermodynamics
- If the vapour pressure at two temperatures of a solid phase in equilibrium with its liquid phase is known, then the latent heat of fusion can be calculated by the:
- AP PGECET - 2025
- Thermodynamics
- 1 mole of Argon gas is heated at constant pressure from 200 K to 600 K.
If \( C_p = 4\ \text{cal} \cdot \text{deg}^{-1} \cdot \text{mol}^{-1} \), then the change in entropy will be:
(Given \( \ln 3 = 1.09 \))
- AP PGECET - 2025
- Thermodynamics
- The minimum amount of work required to operate a refrigerator which removes 1000 Cal heat at $0^\circ$C and rejects at $50^\circ$C will be:
- AP PGECET - 2025
- Thermodynamics
- The entropy of single crystalline Silicon at absolute zero will be:
- AP PGECET - 2025
- Thermodynamics
View More Questions