AP EAMCET · PHYSICS · Wave Optics
In Huygen's eyepiece
- A the cross wires are outside the eyepiece
- B condition for achromatism is satisfied
- C condition for minimum spherical aberration is not satisfied
- D the image formed by the objective is a virtual image
Answer & Solution
Correct Answer
(B) condition for achromatism is satisfied
Step-by-step Solution
Detailed explanation
Huygen eyepiece satisfies the conditions for elimination of the chromatic aberration as well as spherical aberration.
See the Complete Solution
Get step-by-step explanations for this and 2.5 Lakh+ more JEE, NEET & CET questions.
- Unlock all solutions
- Practice the full chapter
- Track accuracy across PYQs
4.8 rated on Google Play · 14,000+ reviews
More questions from PHYSICS
- The voltage applied to an electron microscope to produce electrons of wavelength \(0.50 Å\) isAP EAMCET 2021 Medium
- Assertion (A) Two condensers of same capacity are connected first in parallel and then in series. The ratio of resultant capacities in the two cases will be \(4: 1\).
Reason ( \(R\) ) In parallel, capacity increases and in series capacity decreases.AP EAMCET 2021 Easy - The ratio of the strengths of the four fundamental forces in nature, \(\mathrm{F}_{\mathrm{G}}: \mathrm{F}_{\mathrm{N}}: \mathrm{F}_{\mathrm{E}}: \mathrm{F}_{\mathrm{W}}=\)AP EAMCET 2020 Easy
- A motor engine pumps \(1800 \mathrm{~L}\) of water per minute from a well of depth \(30 \mathrm{~m}\) and allows to pass through a pipe of cross-sectional area \(30 \mathrm{~cm}^2\). Then the power of the engine is (Acceleration due to gravity, \(g=10 \mathrm{~ms}^{-2}\) )AP EAMCET 2019 Medium
- Two identical thin bar magnets each of length \(l\) and pole strength \(m\) are placed at right angles to each other with north-pole of one touching south-pole of the other, then the magnetic moment of the system isAP EAMCET 2022 Medium
- If the binding energy of is per nucleon and that of is per nucleon. then the energy required to remove a neutron from isAP EAMCET 2019 Medium
More PYQs from AP EAMCET
- A wire of length 2.5 m is fixed at one end and a box of mass 4 kg is tied at the other end. If the wire rotates in a horizontal circle about the fixed end with \(\frac{2}{\pi}\) rotations per second, then the tension in the wire isAP EAMCET 2025 Medium
- If \(\alpha\) is a repeated root of multiplicity 2 of the equation \(18 x^3-33 x^2+20 x-4=0\), thenAP EAMCET 2025 Medium
- Two sides of a rhombus are along the lines \(x-y+1=0\) and \(7 x-y-5=0\). If its diagonals intersect at \((-1,-2)\), then one of the vertices of this rhombus isAP EAMCET 2023 Medium
- Let \(\mathrm{a}\) and \(\mathrm{b}\) be arbitrary constants and \(\mathrm{C}\) be a fixed constant. If \(y=a e^{2 x}+b x e^{2 x}+C\) is the general solution of a differential equation, then the order of that differential equation isAP EAMCET 2023 Medium
- When both source of sound and observer approach each other with a speed equal to \(10 \%\) of the speed of sound, then the percentage change in frequency heard by the observer is nearlyAP EAMCET 2025 Medium
- The mean of the squares of first \(n\) natural numbers isAP EAMCET 2021 Easy