Kinetic Energy of Rotation Multiple Choice Questions (MCQ) PDF - 124

MCQ 616: Moment of inertia is equals to summation of

1. mr
2. mr²
3. mr³
4. mr⁴

MCQ 617: Steel has a density of

1. 7860 kg/m³
2. 2710 kg/m³
3. 2190 kg/m³
4. 2320 kg/m³

MCQ 618: Melting point of Germanium is

1. 1064.43°C
2. 937.25°C
3. 19.32°C
4. 2830°C

MCQ 619: Magnet that retains its magnetic properties in the absence of an inducing field or current is called

1. Electromagnet
2. Tempest magnet
3. Permanent magnet
4. Electric magnet

MCQ 620: When we squeeze one end of a tube to get toothpaste out the other end, we are watching

1. principle of superposition for forces
2. Pascal's principle
3. Archimedes principle
4. principle of reflection