Question
Can virtual image be formed on the retina in a seeing process?
✓
Answer
The retina acts as a screen; only real images can be obtained on the screen. In case of people having eye defects, the spectacles form the virtual image of the object and the eye lens form the real and inverted image on the retina.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
If a compressed spring is dissolved in acid, what happened to the elastic potential energy of the spring?
Does short-sightedness (myopia) or long-sightedness (hypermetropia) imply necessarily that the eye has partially lost its ability of accommodation? If not, what might cause these defects of vision?
A compound microscope forms an inverted image of an object. In which of the following cases it is kely to create difficulties?
- Looking at small germs.
- Looking at circular spots.
- Looking at a vertical tube containing some water.
Balmer series was observed and analysed before the other series. Can you suggest a reason for such an order?
Consider the situation shown in figure. Initially the spring is unstretched when the system is released from rest. Assuming no friction in the pulley, find the maximum elongation of the spring.
Two protons are brought nearer; what will be the effect on potential energy of system?
A uranium$-238$ nucleus, initially at rest, emits an alpha particle with a speed of $1.4 \times 10^7m/s.$ Calculate the recoil speed of the residual nucleus thorium$-234.$ Assume that the mass of a nucleus is proportional to the mass number.
→Discuss the results of the Geiger-Marsden $\alpha$-particle scattering experiment with necessary graphs.
→What is magnetisation ? Derive the relationship between magnetisation and magnetic intensity.
A car weighing $1400\ kg$ is moving at a speed of $54\ km/h$ up a hill when the motor stops. If it is just able to reach the destination which is at a height of $10m$ above the point, calculate the work done against friction $($negative of the work done by the friction$).$
→