Escape Velocity of Planets MCQ (Multiple Choice Questions) PDF - 38

MCQ 186: Mars has escape velocity of

1. 10.3 Km/s
2. 4.3 Km/s
3. 5.0 Km/s
4. 35.6 Km/s

MCQ 187: If M is the mass of object, a is width of slab and b is length of slab, then rotational inertia of slab about perpendicular axis through center is

1. 1/2 M(a+b)
2. 1/12 M(a²+b² )
3. 1/2 M(a²+b² )
4. 1/4 M(a²+b² )

MCQ 188: Law which states that net force of all the external forces acting on the system is proportional to the total mass of system is

1. Newton's Second Law for a System of Particles
2. Newton's Second Law for a System of Electromagnetics
3. Newton's Second Law for a System of Thermodynamics
4. Newton's Third Law for a System of Thermodynamics

MCQ 189: Light sources such as sun consists of short wave trains with an equal mixture of polarization, such orientation is termed as

1. unpolarization
2. attenuation
3. polarization
4. linearization

MCQ 190: Type of interference in which phase difference is π radian is

1. fully constructive
2. fully destructive
3. intermediate
4. random interference