An object placed at the bottom of a well full of clear wa...
An object placed at the bottom of a well full of clear water appears closer to the surface due to?
diffraction
reflection
refraction
polarization
Correct answer is C
Real depth and apparent dept is due to refraction
The earth's gravitational field intensity at its surface is about (G = 6.7 × 10\(^{-11}\)...
A parallel plate capacitor separated by an air gap is made of \(0.8m^2\) tin plates and 20 mm a...
When some ice cubes are added to a glass of warm water, the glass is cooled by a process of ...
Which of the following is/are characteristics of sound? I. Pitch II. Loudness III. Quality IV....
Which property of a fluid determines its suitability as a lubricant? ...