Metallurgical Engineering
2021 · Paper 1
Take it one question at a time. Try an answer, then check your understanding.
Complete GATE MT 2021 Paper 1 overview, original pages and practice · Timed previous-paper practice
Questions 34–36 of 65. Imported answers require review unless explicitly marked reviewed.
Question 24
Open questionMTNAT1 markNeeds review
Water flows over a plate of finite length. At
from the leading edge, the velocity of the flow is
. The thickness,
(in meter) of the boundary layer at
is: ______ (round off to 2 decimal places). Given:
is the free stream velocity. 
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 answerQuestion 25
Open questionMTNAT1 markNeeds review
The vacancy concentration in a crystal doubles upon increasing the temperature from 27 °C to 127 °C. The enthalpy (in kJ mol
) of vacancy formation is: ______ (round off to 2 decimal places). Given:
J mol
K
.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 answerQuestion 26
Open questionMTMCQ2 marksNeeds review
The minimum value of
for the equation
is ______.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