• Question Tag: Mach number
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• ## Why is critical Mach number of a sphere higher than a cylinder?

Why is critical Mach number of a sphere higher than a cylinder?

Kisan Kumar Asked on 13th January 2022 in
• 572 views
• ## An airfoil is in airflow with $$0.52$$ free stream Mach number. Local Mach number at a given point is $$0.82$$. Find the pressure coefficient at this point.

An airfoil is in airflow with $$0.52$$ free stream Mach number. Local Mach number at a given point is $$0.82$$. …

Worldtech Asked on 13th January 2022 in
• 522 views
• ## A flow is passing over a $${20^ \circ }$$ half-angle wedge having a upstream Mach number, pressure and temperature of $$2.8,\,1\,atm\,$$ and $$310\,K$$. Find the wave angle and downstream Mach number, pressure and temperature.

A flow is passing over a $${20^ \circ }$$ half-angle wedge having a upstream Mach number, pressure and temperature of …

Kumar59 Asked on 11th March 2021 in
• 608 views
• ## Find the upstream Mach number if there is a entropy increase across the normal shock wave of $$220\,J/\left( {kg.K} \right)$$.

Find the upstream Mach number if there is an entropy increase across the normal shock wave of $$220\,J/\left( {kg.K} \right)$$.

techAir Asked on 11th March 2021 in
• 671 views
• ## What is a Mach wave? How does it forms?

What is a Mach wave? How does it forms?

Kisan Kumar Asked on 18th January 2021 in
• 865 views
• ## An airplane flying at a Mach number of 2.2 makes a Mach wave at the nose. What angle does it make with the flow direction?

An airplane flying at a Mach number of 2.2 makes a Mach wave at the nose. What angle does it …

Kumar59 Asked on 18th January 2021 in
• 780 views
• ## What is a sonic boom ?

What is a sonic boom ?

Worldtech Asked on 8th July 2020 in
• 706 views
• ## What are sonic booms and Mach cone?

What are sonic booms and Mach cone?

Kisan Kumar Asked on 2nd July 2020 in
• 918 views
• ## PollFor a Mach number to be one

For a Mach number to be one

Kumar59 Asked on 1st July 2020 in
• 408 views
• ## What is area rule?

What is the area rule?

Kisan Kumar Asked on 26th June 2020 in
• 726 views