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 image formed by a convex lens when the object is beyond the focal point is:
A. Real and inverted
B. Virtual and upright
C. Real and upright
D. Virtual and inverted
Answer: Real and inverted
The focal length of a lens can be measured in:
A. Meters
B. Seconds
C. Watts
D. Joules
Answer: Meters
The phenomenon where light spreads out after passing through a narrow slit is known as:
A. Diffraction
B. Refraction
C. Reflection
D. Dispersion
Answer: Diffraction
The lens that diverges light rays is called a:
A. Concave lens
B. Convex lens
C. Biconcave lens
D. Planoconcave lens
Answer: Concave lens
The critical angle for total internal reflection depends on the:
A. Refractive index of the two media
B. Wavelength of light
C. Angle of incidence
D. Thickness of the medium
Answer: Refractive index of the two media
The distance between the optical center and the principal focus of a lens is called the:
A. Focal length
B. Radius of curvature
C. Optical power
D. Refractive index
Answer: Focal length
The phenomenon where light rays are bent around the edges of an obstacle is called:
A. Diffraction
B. Refraction
C. Reflection
D. Dispersion
Answer: Diffraction
The bending of light when it passes from one medium to another is called:
A. Refraction
B. Reflection
C. Dispersion
D. Diffraction
Answer: Refraction
A concave lens forms a:
A. Virtual and diminished image
B. Real and diminished image
C. Virtual and enlarged image
D. Real and enlarged image
Answer: Virtual and diminished image