Parallel Beam of Light
Trending Questions
Q. What is a convergent beam of light?
Q. Q1: Explain Columbs law in vector form ? Q2 : Explain superposition principle?
Q. A beam of light consists of several rays. True or false?
Q. In convergent beam of light all the light rays meet at a point.
- True
- False
Q. Beam of light incident on a plane forms a real image of reflection. The incident beam is:
- Convergent
- Divergent
- None of the above
- Parallel
Q.
The rays of light, which are not parallel to each other and spread out from a point, are called ________ and a bundle of rays, which are parallel to one another, is called _________.
- parallel beam of light, convergent rays
- divergent rays, convergent rays
- convergent rays, parallel beam of light
- divergent rays, parallel beam of light
Q.
State whether true or false.
When the rays of light starting from a point source travel in various directions, then the collection of such rays is called a convergent beam of light.- True
- False
Q. Physical processes are sometimes described visually by lines. Only the following can cross.
- Streamlines in fluid flow
- Lines of force in magnesium
- Rays in geometrical options
- Lines of forces in electrostatics
Q. A broad stream of light is called a :
- Twilight
- Sunlight
- Ray
- Beam
Q. If the angle of elevation of sun increases from 0o to 90o then what will be the change in length of shadow of tower?
- No change in length of shadow
- Length of shadow increases
- Length of shadow decreases
- Length of shadow will be zero
Q. Sunlight on earth is :
- Parallel
- Divergent
- Irregular
- Convergent
Q. A beam of light is made up of:
- Rays
- Droplets
- Clusters
- Groups
Q. A light is said to be convergent when :
- all the rays travel parallel to each other
- all the rays spread form a point source of light
- it travels in an irregular pattern
- all the rays converge towards a single point
