MHT CET 2024 4th May Morning Shift | Ray Optics Question 34 | Physics

Focal length of objective of an astronomical telescope is 1.5 m . Under normal adjustment, length of telescope is 1.56 m . Focal length of the eyepiece is

0.06 m

1.04 m

2.34 m

3.06 m

MHT CET 2024 3rd May Evening Shift

MCQ (Single Correct Answer)

-0

White light is incident on the interface of glass and air as shown in figure. If green light is just totally internally reflected, then reflected rays inside the glass contain

MHT CET 2024 3rd May Evening Shift Physics - Ray Optics Question 34 English

yellow, orange, red

violet, indigo, blue

green, yellow, orange

all colours except green

MHT CET 2024 3rd May Evening Shift

MCQ (Single Correct Answer)

-0

A convex lens of focal length ' $f$ ' produces a real image whose size is ' $n$ ' times the size of an object. The distance of the object from the lens is

$\frac{\mathrm{n}+1}{\mathrm{nf}}$

$\mathrm{f}\left(1-\frac{1}{\mathrm{n}}\right)$

$\frac{\mathrm{nf}}{\mathrm{n}+1}$

$f\left(1+\frac{1}{n}\right)$

MHT CET 2024 3rd May Morning Shift

MCQ (Single Correct Answer)

-0

A convex lens of focal length ' $f$ ' $m$ forms a real, inverted image twice in size of the object. The object distance from the lens in metre is

0.5 f

0.66 f

1.5 f

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