Podcast
Questions and Answers
What is the unit of Luminous Intensity?
What is the unit of Luminous Intensity?
- cadela
- caladela
- cdanela
- candela (correct)
Who presented the wave theory of light?
Who presented the wave theory of light?
- Huygens (correct)
- Maxwell
- Compton
- Newton
What is the dimension of angular velocity?
What is the dimension of angular velocity?
- [MLT-2]
- M L T-1 (correct)
- M-1 L1 T2
- [M-1L-1T-1]
What is the unit of mass in the SI system?
What is the unit of mass in the SI system?
In which year did Einstein present his theory of relativity?
In which year did Einstein present his theory of relativity?
What is the dimension of strain?
What is the dimension of strain?
What is the potential energy of the raised mass?
What is the potential energy of the raised mass?
What is the energy of the body at point C compared to point A?
What is the energy of the body at point C compared to point A?
What happens to the potential energy between two protons when they are brought closer together?
What happens to the potential energy between two protons when they are brought closer together?
What is the engine power of the car moving at 25 m/sec with a total frictional force of 1000 N?
What is the engine power of the car moving at 25 m/sec with a total frictional force of 1000 N?
What is the power of a person weighing 500 N who can run up a flight of 40 stairs in 5 seconds?
What is the power of a person weighing 500 N who can run up a flight of 40 stairs in 5 seconds?
What is one horsepower equivalent to?
What is one horsepower equivalent to?
What is the direction of the streamlines the same as the direction of?
What is the direction of the streamlines the same as the direction of?
What is the condition known as when different streamlines cannot cross each other?
What is the condition known as when different streamlines cannot cross each other?
What is the path followed by a particle of fluid in a steady flow?
What is the path followed by a particle of fluid in a steady flow?
What is the time required to complete one vibration called?
What is the time required to complete one vibration called?
What is the force that opposes the applied force producing the displacement in a spring?
What is the force that opposes the applied force producing the displacement in a spring?
What is the number of vibrations completed by a body in one second called?
What is the number of vibrations completed by a body in one second called?
In a double slit experiment, what do we observe?
In a double slit experiment, what do we observe?
What is the path difference dependent on when light is incident normally on a thin film?
What is the path difference dependent on when light is incident normally on a thin film?
Which property of light does not change with the nature of the medium?
Which property of light does not change with the nature of the medium?
How long does it take for light to reach the Earth from the Sun?
How long does it take for light to reach the Earth from the Sun?
Who is credited with the discovery of the photoelectric effect?
Who is credited with the discovery of the photoelectric effect?
What is the shape of the wave front formed by a point source of light in a homogeneous medium?
What is the shape of the wave front formed by a point source of light in a homogeneous medium?
What is the term for a thing that emits its own light?
What is the term for a thing that emits its own light?
In a double slit experiment, what happens if one of the two slits is covered?
In a double slit experiment, what happens if one of the two slits is covered?
What is the condition for destructive interference in Young's double slit experiment?
What is the condition for destructive interference in Young's double slit experiment?
What is the position of the mth bright fringe in Young's double slit experiment?
What is the position of the mth bright fringe in Young's double slit experiment?
What is the separation between two successive bright fringes or dark fringes in Young's double slit experiment?
What is the separation between two successive bright fringes or dark fringes in Young's double slit experiment?
What is the property not found in both sound and light waves?
What is the property not found in both sound and light waves?
What is the term for a lens that converges a beam of parallel rays to a point?
What is the term for a lens that converges a beam of parallel rays to a point?
What is the term for the point where incident parallel rays converge or appear to diverge after passing through a lens?
What is the term for the point where incident parallel rays converge or appear to diverge after passing through a lens?
What is the unit of power of a lens?
What is the unit of power of a lens?
What is the power of a concave lens of 10 cm focal length?
What is the power of a concave lens of 10 cm focal length?
