Tag: physics
Questions Related to physics
Calculate the wavelength of light when it passing through diamond whose refractive index is 2.4 given that wavelength of light in air is 500 nm.
An emission spectrum consists of bright spectral lines on a dark back ground. Which one of the following does not correspond to the bright spectral lines?
Ray optics holds good when characteristic dimensions are
What is the wavelength of light for the least energetic photon emitted in the Lyman series of the hydrogen spectrum. (take hc = 1240 eV nm)
If we keep pop corn in a pressure cooker on a flame, heat is transferred from flame to corn by :
The molecules of medium vibrate about their mean positions during heat transfer in the process of
Air is a bad conductor of heat because:
.................. surface absorbs more heat than any other surface under identical conditions.
The heat transfer in air is poor because
Seema is planning a trip to Kashmir this summer. Which of the following clothes should she definitely pack?