Sun,Earth and Moon Notes Questions with Answers PDF Download – Test 127

MCQ 631: Mean free fall acceleration at surface of Moon is:

1. 274 m/s²
2. 9.81 m/s²
3. 1.67 m/s²
4. 167 m/s²

MCQ 632: 221°C is melting point of:

1. Tin
2. Terbium
3. Arsenic
4. Selenium

MCQ 633: Law which states that any particle attracts any other particle with gravitational force of magnitude is:

1. Newton's Second Law of Rotation
2. Newton's Law of Motion
3. Newton's Law of Gravitation
4. Newton's Law of Thermodynamics

MCQ 634: A transformer is a static electrical device that transfers electrical energy between two or more circuits through:

1. electromagnetic capacitance
2. mechanical resistance
3. electromagnetic inductance
4. electromagnetic resistance

MCQ 635: Earth's gravitational acceleration measured at its equator is equals to:

1. 9.78 m/s²
2. 3.72 m/s²
3. 3.78 m/s²
4. 8.60 m/s²