Why the color of the Ocean appears blue?
A. Because the sunlight falling on it is scattered.
B. Because the sunlight falling on it is absorbed.
C. Because the sunlight falling on it is refracted.
D. Because the sunlight falling on it is reflected.
Physics Mcqs
McqsTestz.com has uploaded a comprehensive collection of Physics MCQs covering a wide range of topics including mechanics, thermodynamics, electromagnetism, optics, modern physics, waves, fluids, and more. Perfect for students preparing for exams such as matriculation, intermediate, competitive tests, Lecturer and university-level assessments.
The distance between the optical centre of a convex lens and its principal focus is called its_______?
A. Focal Length
B. Radius of Curvature
C. Power
D. Magnification
A convex mirror always ___________ ?
A. Forms a real image
B. Forms a virtual image
C. Forms an inverted image
D. Produces a larger image
Transistor is a device that convert weak signal into__________?
A. small signal
B. strong signal
C. both
D. none
Sound travels in air at an average speed of nearly________?
A. 1257 miles per hour
B. 755 miles per hour
C. 330 miles per hour
D. None of these
When sound waves travel from air to water which of the following quantities remains unchanged?
A. Speed
B. Frequency
C. Intensity
D. Wavelength
Which instrument is used to measure the power of electric circuit ?
A. Wavemeter
B. Viscometer
C. Wattmeter
D. None of these
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