Argon MCQs with Answers PDF Download – Test 154

MCQ 766: Melting point of Argon is:

1. −1894°C
2. −185.8°C
3. 1380°C
4. 838°C

MCQ 767: A certain type of pull that is directed towards a second body is:

1. gravitational force
2. centripetal force
3. circular force
4. elliptical force

MCQ 768: Mean free fall acceleration at surface of Sun is:

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

MCQ 769: When interference is neither constructive nor destructive, it is:

1. intermediate interference
2. linear interference
3. retarded interference
4. encapsulated interference

MCQ 770: Law which states that all planets move in elliptical orbit with sun at one focus is:

1. Newton's Second Law for a System of Particles
2. Newton's Second Law for a System of Electromagnetics
3. Kepler's Law of Orbits
4. Kepler's Law of Areas