ExamVeda
Login
Home

Mach number is used in connection with the speed of

This question belongs to General Knowledge Physics
Physics
?

Mach number is used in connection with the speed of

Answer & Solution
Correct Answer: Option B
Mach number is used in connection with the speed of aircraft.
Examveda
Question posted by Examveda
Community

Join the Discussion

4 Comments
SHAKTI SINGH
SHAKTI SINGH 5 years ago
Correct answer bcz M=u/c
Mangala Amarasinghe
Mangala Amarasinghe 6 years ago
Why not spacecraft
Prabhu Prasad
Prabhu Prasad 7 years ago
why the mach number is related to the velocity of sound
Constantin Art.
Constantin Art. 7 years ago
Mach is used as a unit of measurement in stating the speed of a moving object in relation to the speed of sound. For example, if an aircraft is travelling at Mach 1, it is travelling at exactly the speed of sound, your affirmation is wrong.
Keep Learning

Related Questions on Physics

Which of the following terms is not used in the field of physics?
A. Latent heat B. Nuclear fusion C. Refractive index D. Stock value
Radiocarbon is produced in the atmosphere as a result of
A. Collision between fast neutrons and nitrogen nuclei present in the atmosphere. B. Action of ultraviolet light from the sun on atmospheric oxygen. C. Action of solar radiations particularly cosmic rays on carbon dioxide present in the atmosphere. D. Lightning discharge in atmosphere.
It is easier to roll a stone up a sloping road than to lift it vertical upwards because
A. Work done in rolling is more than in lifting. B. Work done in lifting the stone is equal to rolling it. C. Work done in both is same but the rate of doing work is less in rolling. D. Work done in rolling a stone is less than in lifting it.
The absorption of ink by blotting paper involves:
A. Viscosity of ink B. Capillary action phenomenon C. Diffusion of ink through the blotting D. Siphon action
More Related Questions on Physics