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Methane gas is emitted from rice field.
The mass density of Kerosene is:
Tungsten is used for the manufacture of the filament of an electric bulb, because –
Which instrument is used to measure the moisture content in the air?
During ______ motion of an object along a straight line, the change in velocity of the object for any time interval is zero.
If a medium has a critical angle for total internal reflection from the medium to vacuum as 90°, what is the velocity of light in the medium? (Take c =...
In a plane electromagnetic wave. the electric field oscillates sinusoid ally at a frequency of 3 × 108 Hz and amplitude 36 V/m. Find the am...
Which of the following is an example of longitudinal waves in a gas medium?
Which of the following statement is true for a wavelength of 1000 nm. A p-n photodiode is fabricated from a semiconductor with band gap of 1.9 eV.
How does the angle of minimum deviation of a glass prism of refractive index 1.5 change, if it is immersed in a liquid of refractive index 1.25?