General Mechanics & Classical Mechanics

Passengers are pushed back when a bus starts abruptly. Which of the following is an example of this?

• The first law of Newton

• The second law of Newton

• The third law of Newton

• None of Newton's laws apply to you

On a flat surface, a block of wood is placed. To move the body, a force is provided parallel to the surface. Find the frictional force develops in the following directions:

• normal to the surface upwards

• normal to the surface downwards

• along the applied force's direction

• opposite to the applied force's direction

The value of the gravitational constant does vary with ____________

• Velocity

• Particle

• distance and mass

• density

Which of the following properties does not influence the acceleration due to gravity 'g'?

• Mass of the central body

• Mass of an object bound to the central body

• Distance of an object from the central body

• Shape of the object

Determine the satellite's period in a circular orbit near a planet is unaffected by

• Planet's mass

• Planet's radius

• Satellite's mass

• All the mentioned

Find the value of Low earth orbit satellite travel at a height of ____ Km.

• 160-1500 Km

• 10000-20000 Km

• Above 35000 Km

• None

The ____ is the amount of time it takes the satellite to construct one complete circle around the Earth.

• Mean motion

• Period of orbit

• True anomaly

• Mean anomaly

Which celestial object's observed orbit was famously affected by General Relativity?

• Mercury

• Venus

• Mars

• Jupiter

According to General Relativity, what causes the bending of light?

• Gravitational attraction

• Magnetic fields

• Refraction

• Temperature variations

Which scientist's observations of starlight bending confirmed General Relativity?

• Arthur Eddington

• Johannes Kepler

• Isaac Newton

• Galileo Galilei