Optics MCQs | STS IBA FPSC BPSC SPSC PPSC Mcqs Test Preparation
Master Optics with Expert Online Physics Exams
Enhance your understanding of Optics with focused online physics exams designed to sharpen your preparation. These resources offer comprehensive insights into basic physics concepts, including light, reflection, refraction, and lens systems. Utilize practice tests and MCQ answers to deepen your grasp of optical principles and phenomena. Focusing on force and motion MDCAT MCQs alongside optics-related practice questions will significantly boost your exam performance.
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The bending of light as it passes from one medium to another is called:
A. Refraction
B. Reflection
C. Dispersion
D. Diffraction
Answer: Refraction
A concave lens is used in which of the following devices?
A. Eyeglasses for nearsightedness
B. Magnifying glass
C. Binoculars
D. Microscope
Answer: Eyeglasses for nearsightedness
A lens with a positive focal length is a:
A. Convex lens
B. Concave lens
C. Biconcave lens
D. Planoconcave lens
Answer: Convex lens
The phenomenon of light breaking into its constituent colors when passing through a prism is called:
A. Dispersion
B. Refraction
C. Diffraction
D. Reflection
Answer: Dispersion
The phenomenon where light bends around obstacles is called:
A. Diffraction
B. Refraction
C. Reflection
D. Dispersion
Answer: Diffraction
The ability of a lens to bend light is called:
A. Optical power
B. Refractive index
C. Magnification
D. Curvature
Answer: Optical power
The angle at which light is completely reflected inside a medium is known as the:
A. Critical angle
B. Angle of refraction
C. Angle of incidence
D. Angle of reflection
Answer: Critical angle
The image produced by a convex lens when the object is at infinity is:
A. Real and diminished
B. Virtual and enlarged
C. Real and enlarged
D. Virtual and diminished
Answer: Real and diminished
The point where light rays converge after passing through a concave lens is called the:
A. Virtual focus
B. Real focus
C. Optical center
D. Principal axis
Answer: Virtual focus