what is visual angle of telescope

Question

Is the topic "Cassegrain telescope and Newtonian telescope" of physics included in CBSE class 12 exam?

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Answer 1

Dear Shivam

The visual angle of telescope is about the observer should ideally have a pupil diameter equal to the eye ring. Magnifying power of a refracting telescope is the angle substended at the eye by the object without the telescope is the visual angle of telescope.

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Is the topic "Cassegrain telescope and Newtonian telescope" of physics included in CBSE class 12 exam?

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Question : In $\triangle {ABC}$, D is a point on BC such that $\angle {ADB}=2 \angle {DAC}, \angle {BAC}=70^{\circ}$ and $\angle {B}=56^{\circ}$. What is the measure of $\angle A D C$?
Option 1: $72^{\circ}$
Option 2: $54^{\circ}$
Option 3: $74^{\circ}$
Option 4: $81^{\circ}$

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what is visual angle of telescope

Related Questions

Is the topic "Cassegrain telescope and Newtonian telescope" of physics included in CBSE class 12 exam?

Do you take admission in the visual of her mains!??

Question : In $\triangle {ABC}$, D is a point on BC such that $\angle {ADB}=2 \angle {DAC}, \angle {BAC}=70^{\circ}$ and $\angle {B}=56^{\circ}$. What is the measure of $\angle A D C$?Option 1: $72^{\circ}$Option 2: $54^{\circ}$Option 3: $74^{\circ}$Option 4: $81^{\circ}$

Master of design college in visual and communication in India as well as Gujarat

I know basic use of html,sql&visual basic in therotically will it be helpfull during cse b tech

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Question : In $\triangle {ABC}$, D is a point on BC such that $\angle {ADB}=2 \angle {DAC}, \angle {BAC}=70^{\circ}$ and $\angle {B}=56^{\circ}$. What is the measure of $\angle A D C$?
Option 1: $72^{\circ}$
Option 2: $54^{\circ}$
Option 3: $74^{\circ}$
Option 4: $81^{\circ}$