What is Quantum mechanics?
- A$A$ branch of science that deals with the motion of microscopic particles.
- B$A$ branch of science that deals with the motion of macroscopic objects.
- C$A$ branch of science that deals with the study of chemical reactions.
- D$A$ branch of science that deals with the study of thermodynamics.
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Similar Questions
According to the Heisenberg uncertainty principle,which of the following expressions is correct?
Easy
View SolutionIn an atom,an electron is moving with a speed of $600 \, m/s$ with an accuracy of $0.005 \%$. The certainty with which the position of the electron can be located is $(h = 6.6 \times 10^{-34} \, kg \, m^2 s^{-1}, m_e = 9.1 \times 10^{-31} \, kg)$:
DifficultAIEEE 2009
View SolutionCalculate the uncertainty in the position of an electron $(mass = 9.1 \times 10^{-28} \ g)$ moving with a velocity of $3 \times 10^4 \ cm \ sec^{-1}$,if the uncertainty in velocity is $0.011 \%$ (in $cm$)?
Medium
View SolutionHeisenberg's uncertainty principle is not valid for:
Easy
View SolutionIn Heisenberg's uncertainty equation $\Delta x \times \Delta p \ge \frac{h}{4\pi}$,$\Delta p$ stands for:
Easy
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