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 property of light that allows it to bend as it moves between different media is called:
A. Refraction
B. Reflection
C. Diffraction
D. Dispersion
Answer: Refraction
A lens that causes parallel rays of light to diverge is called a:
A. Concave lens
B. Convex lens
C. Plano-convex lens
D. Biconvex lens
Answer: Concave lens
The separation of white light into its component colors when passing through a prism is due to:
A. Dispersion
B. Refraction
C. Reflection
D. Diffraction
Answer: Dispersion
When light passes through a convex lens, it is:
A. Converged
B. Diverged
C. Reflected
D. Absorbed
Answer: Converged
The unit of measurement for the power of a lens is:
A. Diopter
B. Hertz
C. Newton
D. Joule
Answer: Diopter
The amount of light that passes through a lens is called its:
A. Transmittance
B. Reflectance
C. Absorbance
D. Refractive index
Answer: Transmittance
The distance from the optical center to the principal focus of a lens is known as its:
A. Focal length
B. Radius of curvature
C. Refractive index
D. Optical power
Answer: Focal length
The point where all reflected rays meet in a concave mirror is called the:
A. Focus
B. Optical center
C. Vertex
D. Principal axis
Answer: Focus
The angle of incidence is the angle between the incident ray and the:
A. Normal
B. Surface
C. Reflected ray
D. Refracted ray
Answer: Normal