In a brittle material, the maximum internal crack length is 8 Î¼m. If Young's

Question

In a brittle material, the maximum internal crack length is 8 Î¼m. If Young's modulus is 400 GPa
and surface energy is 3.14 J/m2, the estimated theoretical fracture strength (in MPa) is

Options:

A . 375

B . 412

C . 327

D . 447

Answer: Option D

-NA-

Was this answer helpful ?

Next Question

Submit Solution

More Questions on This Topic :

Question 1. Saturation magnetization of an FCC metal with lattice parameter 0.2 nm is 600 kA/m. The net magnetic moment per atom i....net magnetic moment per atom is given by (in Bohr magneton)

Question 2. A 480 mm thick slab is hot-rolled using a roll of 720 mm diameter. For a coefficient of friction of 0.5, the maximum p....of friction of 0.5, the maximum possible reduction (in mm) is

Question 3. A steel ball (density Ïsteel = 7200 kg/m3) is placed in an upward moving liquid Al (density ÏAl = 2360 kg/m3, vis....of steel ball.The force exerted on the steel ball is

Question 4. A material with grain size of ASTM No. 6 has a lattice frictional stress 100 MN/m2 and locking parameter (Hall-Petch co....(Hall-Petch constant) 0.10 MN/m3/2 Grain size of the material is approximately

Question 5. A steel ball (density Ïsteel = 7200 kg/m3) is placed in an upward moving liquid Al (density ÏAl = 2360 kg/m3, vis....if allowed to fall in a quiescent liquid Al bath, is

Question 6. A material with grain size of ASTM No. 6 has a lattice frictional stress 100 MN/m2 and locking parameter (Hall-Petch co....(Hall-Petch constant) 0.10 MN/m3/2 Yield strength of the material is approximately

Question 7. Choose the most appropriate word from the options given below to complete the following sentence: Given the seriousne....situation that he had to face, his ___ was impressive.

Question 8. Choose the most appropriate alternative from the options given below to complete the following sentence: If the tired....lie down, he ___ the mattress out on the balcony.

Question 9. Which one of the following options is the closest in meaning to the word given below? Latitude ....

Question 10. If (1.001)1259 = 3.52 and (1.001)2062 = 7.85, then (1.001)3321 = ....

Chapter 1 - GLOBAL STEEL SCENARIO & INDIAN STEEL INDUSTRY Part 1 : (13-04-2024) INDUSTRY AND COMPANY AWARENESS (ICA)

Direction Sense Test Part 1 Reasoning (Hindi)

Chapter 1 - RMHP / OHP / OB & BP Part 1 : (14-02-2024) GPOE

Cube & Cuboid Part 1 Reasoning (Hindi)

Data Interpretation (DI) Basic Concept Reasoning (Hindi)

Counting Figures Part 1 Counting Of Straight Lines Reasoning (Hindi)

Sail E0 free webinar Webinars

Real Numbers Part 7 Class 10 Maths

Real Numbers Part 1 Class 10 Maths

Polynomials Part 1 Class 10 Maths

DSP Combined 1 Free Revision Test SAIL JO E-0

GPOE / GPA Combined 1 Free Revision Test SAIL JO E-0

BSP Plant Specific Review Test SAIL JO E-0

BSL Combined 1 Free Revision Test SAIL JO E-0

GFM Combined 1 Free Revision Test SAIL JO E-0

Submit Solution

More Questions on This Topic :

Latest Videos

Latest Test Papers