Chapter 12 Geometrical Optics Physics 10th Class Federal MCQ Tests
10th Class Physics Chapter 12 MCQ Tests
Chapter 12 of 10th Class Physics has 58 questions. If you take an online MCQ test, the system will randomly choose the questions. If you want to take the quiz by chapter then click the start test button.
Total Questions: 58
Total Marks: 58
Time: Mins
Total Questions: 58
Total Marks: 58
Time: Mins
Min : 00 Sec Remaining
Question # 1
Which of the following parameters of light decrease when light enters from air into glass?
Question # 2
What should be the position of an object so that a real and enlarged image is formed by a convex lens?
Question # 3
Which color of light has the minimum velocity in the glass prism?
Question # 4
What type of lens is present in a human eye?
Question # 5
Which of the following is the mirror that has an inner reflecting, curved face?
Question # 6
What should be the position of object with respect to the lens of a camera, which has to be captured by the camera?
Question # 7
Which of following is the mirror that has an inner reflecting, curved face?
Question # 8
What type of mirror makes objects appear smaller, but the area of view larger?
Question # 9
Which of the following factors helps in increasing the resolving power of a compound microscope?
Question # 10
An object is placed beyond 2F of a convex lens. Where is the image of the object formed?
Question # 11
What happens to the speed of light as it enters from air into glass?
Question # 12
Height of an object is 32 cm. The mirror forms an image of height 8 cm, which is 20 cm away from the mirror. What is the focal length of the mirror?
Question # 13
If the light coming parallel to the principal axis of a lens is diverged away from the principal axis after passing through the lens, then what is the type of lens?
Question # 14
What is the focal length of a convex lens used as a magnifier of magnification 3?
Question # 15
An object is placed between F and 2F of a concave lens. Which of the following quantities will be negative?
Question # 16
Suppose you are standing 60 cm away from a plane mirror. What will be the distance of your image from the mirror?
Question # 17
Object is placed 10cm away from a convex lens such that the image formed at the least distance of distinct vision by the lens, is virtual, larger in size and erect. What will be the magnification of the lens?
Question # 18
A camera uses which of the following lenses to form an image?
Question # 19
What should be the position of object so that a real image is formed by a convex lens of focal length 20 cm. The distance of the image from the lens is 25 cm.
Question # 20
A concave mirror of focal length 16 cm forms image of an object at 20 cm. What is the location of object?
Question # 21
Which of the following is the main condition of reflection?
Question # 22
The formation of rainbow is due to which of the following phenomena?
Question # 23
What will be the nature of image formed by a compound microscope?
Question # 24
Which of the following pieces of photograph enlarger gathers and focuses light on specimen being viewed?
Question # 25
Which of the following colors of white light deviates minimum in the dispersion of white light by prism?
Question # 26
What type of image is formed by a simple microscope?
Question # 27
Which part of the camera is analogous to the retina in the human eye
Question # 28
Which of the following statements is true about light refraction?
Question # 29
An air bubble in water acts as which of the following lens?
Question # 30
What should be the position of object so that image formed by a convex lens is 3 times in size to that of the object and at a distance of 30 cm from the lens?
Question # 31
If angle of incidence of light while leaving a denser object is zero, what will happen to the light?
Question # 32
The object distance is at the distance of 2 cm from the objective and the first image is at the distance of 10 cm from the objective. The focal length of eyepiece is 5 cm. What is the magnification of compound microscope?
Question # 33
Which of the following lenses has focal length with negative sign?
Question # 34
What should be the position of object with respect to the lens of a photograph enlarger?
Question # 35
We often see objects displaced from their original position in water. Which of the following phenomena is the reason behind it?
Question # 36
In regular reflection, the angle of incident ray is equal to the angle of reflected ray. How irregular reflection differs from regular reflection?
Question # 37
An air bubble in water acts as which of the following?
Question # 38
Which of the following statements is correct about resolving power of microscope?
Question # 39
What is the purpose of objective lens in a compound microscope?
Question # 40
A convex mirror forms virtual image of an object. Which of the following quantities have negative sign in mirror formula?
Question # 41
In which of the following situations, a convex lens becomes a magnifying glass?
Question # 42
What is the magnification of a convex lens of focal length 10 cm used as a magnifier?
Question # 43
Which of the following types of lenses forms an erect image for all positions of an object in front of it?
Question # 44
Which of the lenses of compound microscope has larger focal length, comparatively?
Question # 45
The critical angle for light passing from rock salt into air is 40.50. What is the index of refraction of rock salt?
Question # 46
Power of a convex lens is 2 D. What is the focal length of this lens?
Question # 47
A girl is standing 40 cm away from a plane mirror. What will be the distance of her image from herself?
Question # 48
Calculate the focal length of a convex lens if it forms a virtual image of object, which is 20 cm away from the lens. The distance of object is 12 cm from the lens.
Question # 49
If waves are reflected back in first medium after falling on second medium, then which of the following statements will be true?
Question # 50
An object is 30 cm away from a concave mirror of focal length 15 cm. Find the location of the image.
Question # 51
What is focal length of a convex lens used as a magnifier of magnification 3?
Question # 52
The focal length of a concave mirror is positive. What is the sign of image distance if the image formed by the mirror is virtual?
Question # 53
An object is placed 10 cm away from a convex lens such that the image formed at the least distance of distinct vision by the lens, is virtual, larger in size and erect. What will be the magnification of the lens?
Question # 54
The radius of curvature of a hollow reflecting sphere is 20 cm. What will be the focal length of a concave mirror formed from this sphere?
Question # 55
Which of the following lenses converges light from a single point?
Question # 56
A wave reflects from a smooth surface, such that all of the parts of wave are reflected. The angle of incident wave with the normal to the surface is 30°. What is the angle of reflected wave with the normal?
Question # 57
What is the principle of regular reflection of a wave from smooth surfaces?
Question # 58
The depth of an object in water as seen by an observer is 10 cm. What is the real depth of the object? Refractive index of water is 1.33.
Total Questions
12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758
Question # 1
Which of the following parameters of light decrease when light enters from air into glass?
Question # 2
What should be the position of an object so that a real and enlarged image is formed by a convex lens?
Question # 3
Which color of light has the minimum velocity in the glass prism?
Question # 4
What type of lens is present in a human eye?
Question # 5
Which of the following is the mirror that has an inner reflecting, curved face?
Question # 6
What should be the position of object with respect to the lens of a camera, which has to be captured by the camera?
Question # 7
Which of following is the mirror that has an inner reflecting, curved face?
Question # 8
What type of mirror makes objects appear smaller, but the area of view larger?
Question # 9
Which of the following factors helps in increasing the resolving power of a compound microscope?
Question # 10
An object is placed beyond 2F of a convex lens. Where is the image of the object formed?
Question # 11
What happens to the speed of light as it enters from air into glass?
Question # 12
Height of an object is 32 cm. The mirror forms an image of height 8 cm, which is 20 cm away from the mirror. What is the focal length of the mirror?
Question # 13
If the light coming parallel to the principal axis of a lens is diverged away from the principal axis after passing through the lens, then what is the type of lens?
Question # 14
What is the focal length of a convex lens used as a magnifier of magnification 3?
Question # 15
An object is placed between F and 2F of a concave lens. Which of the following quantities will be negative?
Question # 16
Suppose you are standing 60 cm away from a plane mirror. What will be the distance of your image from the mirror?
Question # 17
Object is placed 10cm away from a convex lens such that the image formed at the least distance of distinct vision by the lens, is virtual, larger in size and erect. What will be the magnification of the lens?
Question # 18
A camera uses which of the following lenses to form an image?
Question # 19
What should be the position of object so that a real image is formed by a convex lens of focal length 20 cm. The distance of the image from the lens is 25 cm.
Question # 20
A concave mirror of focal length 16 cm forms image of an object at 20 cm. What is the location of object?
Question # 21
Which of the following is the main condition of reflection?
Question # 22
The formation of rainbow is due to which of the following phenomena?
Question # 23
What will be the nature of image formed by a compound microscope?
Question # 24
Which of the following pieces of photograph enlarger gathers and focuses light on specimen being viewed?
Question # 25
Which of the following colors of white light deviates minimum in the dispersion of white light by prism?
Question # 26
What type of image is formed by a simple microscope?
Question # 27
Which part of the camera is analogous to the retina in the human eye
Question # 28
Which of the following statements is true about light refraction?
Question # 29
An air bubble in water acts as which of the following lens?
Question # 30
What should be the position of object so that image formed by a convex lens is 3 times in size to that of the object and at a distance of 30 cm from the lens?
Question # 31
If angle of incidence of light while leaving a denser object is zero, what will happen to the light?
Question # 32
The object distance is at the distance of 2 cm from the objective and the first image is at the distance of 10 cm from the objective. The focal length of eyepiece is 5 cm. What is the magnification of compound microscope?
Question # 33
Which of the following lenses has focal length with negative sign?
Question # 34
What should be the position of object with respect to the lens of a photograph enlarger?
Question # 35
We often see objects displaced from their original position in water. Which of the following phenomena is the reason behind it?
Question # 36
In regular reflection, the angle of incident ray is equal to the angle of reflected ray. How irregular reflection differs from regular reflection?
Question # 37
An air bubble in water acts as which of the following?
Question # 38
Which of the following statements is correct about resolving power of microscope?
Question # 39
What is the purpose of objective lens in a compound microscope?
Question # 40
A convex mirror forms virtual image of an object. Which of the following quantities have negative sign in mirror formula?
Question # 41
In which of the following situations, a convex lens becomes a magnifying glass?
Question # 42
What is the magnification of a convex lens of focal length 10 cm used as a magnifier?
Question # 43
Which of the following types of lenses forms an erect image for all positions of an object in front of it?
Question # 44
Which of the lenses of compound microscope has larger focal length, comparatively?
Question # 45
The critical angle for light passing from rock salt into air is 40.50. What is the index of refraction of rock salt?
Question # 46
Power of a convex lens is 2 D. What is the focal length of this lens?
Question # 47
A girl is standing 40 cm away from a plane mirror. What will be the distance of her image from herself?
Question # 48
Calculate the focal length of a convex lens if it forms a virtual image of object, which is 20 cm away from the lens. The distance of object is 12 cm from the lens.
Question # 49
If waves are reflected back in first medium after falling on second medium, then which of the following statements will be true?
Question # 50
An object is 30 cm away from a concave mirror of focal length 15 cm. Find the location of the image.
Question # 51
What is focal length of a convex lens used as a magnifier of magnification 3?
Question # 52
The focal length of a concave mirror is positive. What is the sign of image distance if the image formed by the mirror is virtual?
Question # 53
An object is placed 10 cm away from a convex lens such that the image formed at the least distance of distinct vision by the lens, is virtual, larger in size and erect. What will be the magnification of the lens?
Question # 54
The radius of curvature of a hollow reflecting sphere is 20 cm. What will be the focal length of a concave mirror formed from this sphere?
Question # 55
Which of the following lenses converges light from a single point?
Question # 56
A wave reflects from a smooth surface, such that all of the parts of wave are reflected. The angle of incident wave with the normal to the surface is 30°. What is the angle of reflected wave with the normal?
Question # 57
What is the principle of regular reflection of a wave from smooth surfaces?
Question # 58
The depth of an object in water as seen by an observer is 10 cm. What is the real depth of the object? Refractive index of water is 1.33.
Total Questions
12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758
Physics MCQ Test by Topics
- +12.1 Reflection of Light
- +12.2 Spherical Mirrors
- +12.3 Image Location by Spherical Mirror Formula
- +12.4 Refraction of Light
- +12.5 Total Internal Reflection
- +12.6 Refraction Through Prism
- +12.7 Lenses
- +12.8 Image Formation By Lenses
- +12.9 Image Location by Lens Equation
- +12.10 Applications of Lenses
- +12.11 Simple Microscope
- +12.12 Compound Microscope
- +12.13 Telescope
- +12.14 The Human Eye
- +12.15 Defects of Vision
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10th Class Federal MCQ Tests
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Updated on: 17-05-2026
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