Assume that light of wavelength 600 nm is coming from a star. The limit of resolution of telescope whose objective has a diameter of 2 m is :

1. 1.83×10-7 rad

2. 7.32×10-7 rad

3. 6.00×10-7 rad

4. 3.66×10-7 rad

Subtopic:  Resolving Power of Optical Devices |
To view explanation, please take trial in the course below.
NEET 2023 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2023 - Target Batch - Aryan Raj Singh
Please attempt this question first.
Launched MCQ Practice Books

Prefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Video/Text Solutions via Telegram Bot

High Yield NEET MCQ Books for 11th Physics & Chemistry

In Young's double-slit experiment, if the separation between coherent sources is halved and the distance of the screen from the coherent sources is doubled, then the fringe width becomes:

1.  half

2.  four times

3.  one-fourth

4.  double 

Subtopic:  Young's Double Slit Experiment |
To view explanation, please take trial in the course below.
NEET 2023 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2023 - Target Batch - Aryan Raj Singh
Please attempt this question first.
Launched MCQ Practice Books

Prefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Video/Text Solutions via Telegram Bot

High Yield NEET MCQ Books for 11th Physics & Chemistry

The Brewster's angle for an interface should be:

1. 30° < ib <45°

2. 45° < ib < 90°

3. ib = 90°

4. 0° < ib < 30°

Subtopic:  Polarization of Light |
To view explanation, please take trial in the course below.
NEET 2023 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2023 - Target Batch - Aryan Raj Singh
Please attempt this question first.
Launched MCQ Practice Books

Prefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Video/Text Solutions via Telegram Bot

High Yield NEET MCQ Books for 11th Physics & Chemistry

Two coherent sources of light interfere and produce fringe pattern on a screen. For the central maximum, the phase difference between the two waves will be: 

1.  zero 

2.  π

3.  3π/2

4.  π/2

Subtopic:  Superposition Principle |
To view explanation, please take trial in the course below.
NEET 2023 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2023 - Target Batch - Aryan Raj Singh
Please attempt this question first.
Launched MCQ Practice Books

Prefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Video/Text Solutions via Telegram Bot

High Yield NEET MCQ Books for 11th Physics & Chemistry

In a double-slit experiment, when the light of wavelength 400 nm was used, the angular width of the first minima formed on a screen placed 1 m away, was found to be 0.2°. What will be the angular width of the first minima, if the entire experimental apparatus is immersed in water? μwater=4/3

1. 0.1°

2. 0.266°

3. 0.15°

4. 0.05°

Subtopic:  Young's Double Slit Experiment |
To view explanation, please take trial in the course below.
NEET 2023 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2023 - Target Batch - Aryan Raj Singh
Please attempt this question first.
Launched MCQ Practice Books

Prefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Video/Text Solutions via Telegram Bot

High Yield NEET MCQ Books for 11th Physics & Chemistry

In Young's double-slit experiment, if there is no initial phase difference between the light from the two slits, a point on the screen corresponding to the fifth minimum has path difference :

1. 5λ2

2. 10λ2

3. 9λ2

4. 11λ2

Subtopic:  Young's Double Slit Experiment |
To view explanation, please take trial in the course below.
NEET 2023 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2023 - Target Batch - Aryan Raj Singh
Please attempt this question first.
Launched MCQ Practice Books

Prefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Video/Text Solutions via Telegram Bot

High Yield NEET MCQ Books for 11th Physics & Chemistry

The angular width of the central maximum in the Fraunhofer diffraction for λ=6000 Ao is θ0. When the same slit is illuminated by another monochromatic light, the angular width decreases by 30%. The wavelength of this light is:

1. 1800 Ao

2. 4200 Ao

3. 420 Ao

4. 6000 Ao

Subtopic:  Diffraction |
To view explanation, please take trial in the course below.
NEET 2023 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2023 - Target Batch - Aryan Raj Singh
Please attempt this question first.
Launched MCQ Practice Books

Prefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Video/Text Solutions via Telegram Bot

High Yield NEET MCQ Books for 11th Physics & Chemistry

In a Young's double slit experiment, a student observes 8 fringes in a certain segment of screen when a monochromatic light of 600 nm wavelength is used. If the wavelength of light is changed to 400 nm, then the number of fringes he would observe in the same region of the screen is: 
1. 12 
2. 6 
3. 8 
4. 9
Subtopic:  Young's Double Slit Experiment |
Please attempt this question first.
Please attempt this question first.
Please attempt this question first.
Launched MCQ Practice Books

Prefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Video/Text Solutions via Telegram Bot

High Yield NEET MCQ Books for 11th Physics & Chemistry

A linearly polarized monochromatic light of intensity 10 lumen is incident on a polarizer. The angle between the direction of polarization of the light and that of the polarizer such that the intensity of output light is 2.5 lumen is:
1.  60°
2.  75°
3.  30°
4.  45°

Subtopic:  Polarization of Light |
Please attempt this question first.
Please attempt this question first.
Please attempt this question first.
Launched MCQ Practice Books

Prefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Video/Text Solutions via Telegram Bot

High Yield NEET MCQ Books for 11th Physics & Chemistry

A monochromatic light of frequency 500 THz is incident on the slits of a Young's double slit experiment. If the distance between the slits is 0.2 mm and the screen is placed at a distance 1 m from the slits, the width of 10 fringes will be:
1. 1.5 mm
2. 15 mm
3. 30 mm
4. 3 mm

Subtopic:  Young's Double Slit Experiment |
Please attempt this question first.
Please attempt this question first.
Please attempt this question first.
Launched MCQ Practice Books

Prefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Video/Text Solutions via Telegram Bot

High Yield NEET MCQ Books for 11th Physics & Chemistry