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Q. Transformation of kinetic energy to potential energy? A tiny ball at the end of string is swung in a circular vertical loop. The speed of rotation is reducing to the point t
The vapour pressure of a substance at 20.0 o C is 38.1 kPa and its enthalpy of vaporisation is 49.6 kJ mol -1 . Estimate the temperature at which its vapour pressure is 80.0 k
Containers from used electric bulbs Used electric light bulbs can be made into containers that will substitute for flasks, beakers, test tubes and same devices. With reasonable
Q. Explain how Compton scattering confirms the quantum nature of radiation. OR What is "Compton Effect"? Deduce an expression for shift in wavelength of scattered X ray
Q. Illustrate why does a tilted gyroscope not fall? Answer:- Depiction a spinning gyroscope that has its axis of rotation tilted with respect to gravity. Since the gyrosco
Explain General Theory of Gravitation The idea of a gravitational field takes all the gravitational effects of a given mass like Earth and expresses them mathematically as a grav
Q. What is an electric dipole? Define: the dipole moment. Two equal as well as opposite charges separated by a very small distance constitute an electric dipole. Instances amm
a) You are travelling in a rocket in a totally vacant universe. The rocket is travelling at 100 m.s -1 and accelerates at 10g for 3 minutes. How fast are you travelling at th
Relation among velocity wavelength and Frequency: Consider a wave of wavelength , frequency f and travelling with velocity v. The distance travel by the sound wave during th
The speed at which a wave propagates down a string is 300 meters per second. If the frequency of this wave is 150 Hertz, what is the wavelength of this wave? Ans: The wavel
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