Engineering, 15.02.2021 14:00 ronniethefun
The following results were obtained in a laboratory test on a steel specimen:
Sectional of specimen = 400mm^2
Gauge length = 200mm^2
Applied load = 21kN
Corresponding extension on gauge length = 0.05mm
Maximum load in test = 200kN
Calculate
a) Young's modulus
b) ultimate stress
c) necessary quality of steel, 100mm wide, to safely carry an axial load of 156.25 kN, using a factor of safety of 4.
Answers: 1
Another question on Engineering
Engineering, 04.07.2019 18:10
Thermal stresses are developed in a metal when its a) initial temperature is changed b) final temperature is changed c) density is changed d) thermal deformation is prevented e) expansion is prevented f) contraction is prevented
Answers: 2
Engineering, 04.07.2019 18:10
Carbon dioxide gas expands isotherm a turbine from 1 mpa, 500 k at 200 kpa. assuming the ideal gas model and neglecting the kinetic and potential energies, determine the change in entropy, heat transfer and work for each kilogram of co2.
Answers: 2
Engineering, 04.07.2019 18:10
Which of the following ziegler nichols tuning methods the response of the controller to a step input should exhibit an s-shaped curve? a)-open loop mode b)-closed loop mode c)-both modes (open & closed) d)-none of the modes (open & closed)
Answers: 3
Engineering, 04.07.2019 18:20
The characteristic roots of a dynamic system are: 1.7920 1.8160 i, -1.7920 1.8160 i, -0.4160 what is the order of this system? what are the settling time and damping ratio of the system?
Answers: 3
You know the right answer?
The following results were obtained in a laboratory test on a steel specimen:
Sectional of specimen...
Questions
Mathematics, 31.05.2021 14:00
Mathematics, 31.05.2021 14:00
Mathematics, 31.05.2021 14:00
Mathematics, 31.05.2021 14:00
English, 31.05.2021 14:00
Physics, 31.05.2021 14:00
Physics, 31.05.2021 14:00
Mathematics, 31.05.2021 14:00
English, 31.05.2021 14:00
Mathematics, 31.05.2021 14:00
Mathematics, 31.05.2021 14:00
Chemistry, 31.05.2021 14:00
Mathematics, 31.05.2021 14:00
Mathematics, 31.05.2021 14:00
Mathematics, 31.05.2021 14:00
