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When a metal is illuminated with radiation with a wavelength of 152 nm, photoelectrons are ejected with a velocity of 7.9 x 105 m/s.
What is the work function, in eV, of the metal?
Q. Illustrate why is there more friction when you push an object than when you pull it? Answer:- Friction doesn't differ depending upon whether an object is pushed or pull
Consider two identical plastic foam balls each one having a thin sheath of aluminium foil. One of the balls has a few positive charges and the other has the same amount of negative
does lights of different wavelengths help us to see different colour
production and analysis of diffrent polarised light
newtons first law summary
Equilibrium can be spited in given types: (i) Stable equilibrium : After showing a charged particle from it's equilibrium point, if it goes back then it is called in stable equ
Null experiment: An experiment that yields no result after being executed. Null experiments are just as meaningful as non-null experiments; if current theory determined an obs
Ask questiA 1.10×10-2-kg bullet strikes a 0.300-kg block attached to a fixed horizontal spring whose spring constant is 2100 N/m and sets it into oscillation with an amplitude of 1
what causes glow in fire
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
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