[A] The near point of his eyes has receded away. The student can see the object which is far from him but can't see nearby objects. It means that the near point of his eyes has receded away. This condition is known as hypermetropia or far sightedness.
[A] The near point of his eyes has receded away.
The student can see the object which is far from him but can’t see nearby objects. It means that the near point of his eyes has receded away. This condition is known as hypermetropia or far sightedness.
[C] violet and blue lights get scattered more than the lights of all other colours by the atmosphere. Our atmosphere is consisting many gases which have fine particles. When sunlight passes through our atmosphere, the fine particles which is present in air - scatter the blue colour.
[C] violet and blue lights get scattered more than the lights of all other colours by the atmosphere.
Our atmosphere is consisting many gases which have fine particles. When sunlight passes through our atmosphere, the fine particles which is present in air – scatter the blue colour.
A student sitting on the last bench can read the letters written on the blackboard but is not able to read the letters written in his text book. Which of the following statements is correct?
[A] The near point of his eyes has receded away. The student can see the object which is far from him but can't see nearby objects. It means that the near point of his eyes has receded away. This condition is known as hypermetropia or far sightedness.
[A] The near point of his eyes has receded away.
See lessThe student can see the object which is far from him but can’t see nearby objects. It means that the near point of his eyes has receded away. This condition is known as hypermetropia or far sightedness.
The clear sky appears blue because
[C] violet and blue lights get scattered more than the lights of all other colours by the atmosphere. Our atmosphere is consisting many gases which have fine particles. When sunlight passes through our atmosphere, the fine particles which is present in air - scatter the blue colour.
[C] violet and blue lights get scattered more than the lights of all other colours by the atmosphere.
See lessOur atmosphere is consisting many gases which have fine particles. When sunlight passes through our atmosphere, the fine particles which is present in air – scatter the blue colour.