Engineering Sciences
2022 · Paper 1
Take it one question at a time. Try an answer, then check your understanding.
Complete GATE XE 2022 Paper 1 overview, original pages and practice · Timed previous-paper practice
Questions 28–30 of 175. Imported answers require review unless explicitly marked reviewed.
Question 28
Open questionXE-BMSQ1 markNeeds review
A flow has a velocity potential given by
where ‘A’ is a non-zero constant. Which of the following statement(s) is/are true about the flow?Your answerSelect all correct options. You can choose more than one.
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Open questionXE-BMSQ1 markNeeds review
A boundary layer develops due to a two-dimensional steady flow over a horizontal flat plate. Consider a vertical line away from the leading edge which extends from the wall to the edge of the boundary layer. Which of the following quantity/quantities is/are not constant along the vertical line?
and
represent the components of velocity in the direction along the plate and normal to it, respectively and
is taken along the length of the plate while
is the pressure. Neglect body forces.Your answerSelect all correct options. You can choose more than one.
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Open questionXE-BNAT1 markNeeds review
A 10 kg mass placed on an infinitely long horizontal massless flat platform is to be supported by a steady vertical water jet as shown in the figure. The diameter of the jet is 5 cm. What minimum average velocity is required to hold the mass in place? Assume
,
and
. Neglect friction. (Round off to two decimal places) 
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