Explore topic-wise MCQs in Mechanical Engineering.

This section includes 3 Mcqs, each offering curated multiple-choice questions to sharpen your Mechanical Engineering knowledge and support exam preparation. Choose a topic below to get started.

1.

A bucket of water is hanging from a spring balance. An iron piece is suspended into water without touching sides of bucket from another support. The spring balance reading will_________________?

A. increase
B. decrease
C. remain same
D. increase/decrease depending on depth of immersion
Answer» D. increase/decrease depending on depth of immersion
Discussion
2.

A body floats in stable equilibrium ____________________?

A. when its meatcentric height is zero
B. when the metancentre is above e.g.
C. when its e.g. is below it’s center of buoyancy
D. metacentre has nothing to do with position of e.g. for determining stability
Answer» C. when its e.g. is below it’s center of buoyancy
Discussion
3.

A balloon lifting in air follows the following principle_____________________?

A. law of gravitation
B. Archimedes principle
C. principle of buoyancy
D. all of the above
Answer» E.
Discussion