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Q. What is fine structure of spectral lines?
When the spectral line of hydrogen atom is observed by spectrometers having high resolving power it is found that a single line is composed of two or more close components. This is recognized as the fine structure of spectral lines. Bohr's theory couldn't explain the fine structure of spectral lines.
Air enters in a compressor operating at steady state along with a volumetric flow rate of 37 m³/min at 136 kPa, 305 K and exits with a pressure of 680 pPa and a exact volume of 0.1
Mercury is poured into a U-tube as shown in Figure given below. 100g of water is then poured into the right hand side of the tube. The density of mercury is 13.6g/cm 3 . What heigh
A horizontal power line carries a current of 6110 A from south to north. Earth's magnetic field (86.8 mT) is directed toward the north and is inclined downward at 70 degrees to the
The airplane shown in the figure is to achieve "weightlessness" for a short period of time by flying along a curved path such that it's acceleration components in x direction a x
Q. Prove that for thin films, the interference pattern in reflected and transmitted light are complementary to each other. Also explain why the excessively thin films seen i
Define the cleaning effects of innovative proprietary ultrasonic technology. Additionally, the pollution particles are dispersed in the cleaning liquid. By this, a new adhesion
What do you understand by half period zones? What is their other name? Distinguish between physical and geometric (wave) approximations of light.
what is electric field
Uses of Radio Isotopes: Industries: 1. Radio active isotopes are used to detect leakage in pipes. 2. It estimates weak and tear machine tools. 3. It is used to check t
A zinc plate is attached to the knob of a negatively charged electroscope. What will occur to the leaves of the electroscope when ultraviolet light is shown on the zinc plate
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