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Mechanical Engineering Mcqs 1919 MCQs [All-Courses]

Mechanical Engineering MCQs prepared for job test and interview preparation, especially for fresh graduates, students, and candidates appearing in competitive exams. These multiple-choice questions cover key topics such as Machine Design, Theory of Machines, Hydraulic Machines, and other important mechanical engineering concepts.

The unit of overall coefficient of heat transfer is___________________?

A kcal/m2

B kcal/hr °C

C kcal/m2 hr °C

D kacl/m hr °C

Review Detailed Answer

Correct Answer: kcal/m2

All radiations in a black body are___________________?

A reflected

B refracted

C transmitted

D absorbed

Review Detailed Answer

Correct Answer: absorbed

According to Kirchoff’s law, the ratio of emissive power to absorptivity for all bodies is equal to the emissive power of a _________________?

A grey body

B brilliant white polished body

C red hot body

D black body

Review Detailed Answer

Correct Answer: black body

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Mechanical Engineering Mcqs 1919 MCQs [All-Courses]

All Topics 1919

All Topics 1919

The unit of overall coefficient of heat transfer is___________________?

All radiations in a black body are___________________?

According to Kirchoff’s law, the ratio of emissive power to absorptivity for all bodies is equal to the emissive power of a _________________?