Aluminium Questions and Answers PDF Download 204

MCQ: Atomic number of Aluminium is

1. 89
2. 13
3. 95
4. 51

MCQ: Specific heat of seawater in joules is

1. 900 J/kg.k
2. 2430 J/kg.k
3. 3900 J/kg.k
4. 2220 J/kg.k

MCQ: Fact that states that a single force that has magnitude and direction of the net force has the same effect on the body as all the individual forces together is known as

1. principle of superposition for forces
2. principle of addition of forces
3. principle of initialization of forces
4. principle of superposition of velocities

MCQ: Specific heat of Hydrogen is

1. 5.23 J/g°C
2. 2.23 J/g°C
3. 12.23 J/g°C
4. 15 J/g°C

MCQ: Mean distance from the earth to the nearest star 'Proxima Centauri' is

1. 4.04x10¹⁶ m
2. 2.2x10²⁰ m
3. 3.82x10⁸ m
4. 1.50x10¹¹ m