Questions 161–170 of 650. Imported answers require independent review unless marked reviewed.

Topic practice 650 questionsPage 17 of 65

Question 31

Open question
PINAT1 markNeeds review
If

is a continuous random variable with the probability density function

, then the value of

is ________ . (Answer in integer)

Log in to check the answer

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Question 32

Open question
PINAT1 markNeeds review
If

, then

is ________ . (Answer in integer)

Log in to check the answer

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Question 33

Open question
PINAT1 markNeeds review
In the truss shown in the figure, member AC is an inextensible string, other members are rigid, and ABCD is a square with each side of length

. The maximum value of force

(in kN) for which the truss will remain in static equilibrium is ________ . (Rounded off to 2 decimal places)
Diagram for Production and Industrial Engineering question 33


Log in to check the answer

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Question 34

Open question
PINAT1 markNeeds review
An offset slider-crank mechanism is shown in the figure. If the length

cm, then the stroke length (in cm) of the slider is ________ . (Rounded off to 1 decimal place)
Diagram for Production and Industrial Engineering question 34


Log in to check the answer

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Question 35

Open question
PINAT1 markNeeds review
A blank of 100 mm diameter is to be cut out of a 2 mm thick sheet through blanking operation. If the radial clearance between the punch and die is 6% of the sheet thickness then the diameter (in mm) of the punch is ________ . (Rounded off to 2 decimal places)

Log in to check the answer

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Question 36

Open question
PIMCQ2 marksNeeds review
If

is a matrix such that

, where

is an identity matrix, then which of the following is TRUE?
Your answerChoose one option.

Log in to check the answer

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Question 37

Open question
PIMCQ2 marksNeeds review
In the iron-carbon equilibrium phase diagram, the temperature and composition of the eutectoid point are 727 °C and 0.77 weight % carbon, respectively. If a steel specimen with 1.2 weight % carbon is cooled from 1000 °C to the room temperature, then the fraction of pro-eutectoid cementite phase in the steel is ____ (Rounded off to 2 decimal places)
Your answerChoose one option.

Log in to check the answer

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Question 38

Open question
PIMCQ2 marksNeeds review
For polymers, match each process with the most suitable application listed.
Process: P — Extrusion; Q — Injection molding; R — Blow molding; S — Compression molding.
Application: 1 — Producing complex parts with close tolerance; 2 — Producing thermosetting plastic components; 3 — Producing long uniform sections; 4 — Producing hollow shapes.
Your answerChoose one option.

Log in to check the answer

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Question 39

Open question
PIMCQ2 marksNeeds review
In a forming operation, the plastic deformation of a steel specimen starts under plane stress condition, where the principal stresses are

MPa and

MPa. If the steel specimen follows von-Mises yield criterion, then the uniaxial tensile yield strength (in MPa) of this steel material is ____ (Rounded off to 1 decimal place)
Your answerChoose one option.

Log in to check the answer

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer

Question 40

Open question
PIMCQ2 marksNeeds review
Match the configurations of the listed 3 degrees-of-freedom industrial robots with the type of joints.
Configuration
Type of joints
P Cartesian
1 One prismatic and two rotary
Q Cylindrical
2 Three rotary
R Spherical
3 Two prismatic and one rotary
S Articulated
4 Three prismatic
Your answerChoose one option.

Log in to check the answer

You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer