What is the vickers hardness number for that sample
If in vickers hardness test a sample is tested at 30kgf load and length of diagonals measured were 0.497 mm and 0.502 mm then what is the vickers hardness number for that sample?
Expected delivery within 24 Hours
For the water, evaluate the heat transfer, in kJ, for each stage of heating. Ignore Kinetic Energy and Potential Energy effects.
The steel frame (E=200GPa) shown has a diagonal brace BD with an area of 1920mm^2. Determine the largest allowable load P if the change in length of member BD is not to exceed 1.6 mm.
Two point charges are on the y-axis. A 5.5 µC charge is located at y = 1.15 cm, and a -2.26 µC charge is located at y = -1.30 cm. (a) Find the total electric potential at the origin.
After recrystallization of the 2.0g sample, how much of cmpd X willremain dissolved in the cold solvent (how much is not recoveredafter recrystallization.)
Why is it important to use only the minimal amt of hot solventneeded to achieve a recrystallization? What would be the effect of using too much solvent while dissolving a solid for recrystallization?
Two identical point charges (q = +7.25 10-6 C) are fixed at diagonally opposite corners of a square with sides of length 0.485 m. A test charge (q0 = -2.60 10-8 C), with a mass of 7.05 10-8 kg, is released from rest at one of the empty corners of t
Determine the cycle's coefficient of performance. Use constant specific heat at room temperature. Consider problem 1 again but this time the compressor and turbine have isentropic efficiencies of 87% and 92% respectively.
An element consists of isotopes. The abundance of one isotope is 60.1% and its atomic mass is 68.9256 u. The atomic mass of the second isotope is 70.9247 u. What is the average atomic mass of the element?
1932546
Questions Asked
3,689
Active Tutors
1457558
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Briefly outline four factors that influence the level of impact that abuse is likely to have upon a child.
Question: Which of the following is NOT a common public misconception about the insanity defense?
Sam is a 42-year-old male of Chinese heritage, who is currently living with his 40-year-old wife, Debra. They have three very active children ages 10, 12, 14.
Which of the following symptoms may indicate the begins of dementia? Group of answer choices
Lili is an adolescent whose peers view her as being in a subordinate group. Which of the following statements regarding Lili and the dominant peer
When determining whether a child is at risk of being abused or neglected, counsellors need to take a variety of risk factors into consideration
Summarize in an opening paragraph how you did on the Implementation practice quiz. Describe if the score was what you expected it to be?