Mechanical Engineering Mcqs
Q 02 content in atmospheric air on volume basis is___________________?
  • A A. 21%
  • B B. 23%
  • C D. 30%
  • D D. 40%
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Word of the Day
28 Sep
Expatriate
a person who lives outside their native country.
Ω…Ω„Ϊ© بدری، Ψ¬Ω„Ψ§ ΩˆΨ·Ω† Ϊ©Ψ±Ω†ΨŒ شہر Ψ¨Ψ―Ψ± Ϊ©Ψ±Ω†Ψ§

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