Chemistry-
General
Easy
Question
A cricket ball of 0.5 kg is moving with a velocity of 100m/s. The wavelength associated with its motion is:
The correct answer is:
Related Questions to study
Chemistry-
The velocities of two particles A and B are 0.05 and 0.02 m/s respectively. The mass of B is five times the mass of A. The ratio of their de Broglie wave lengths is.....
The velocities of two particles A and B are 0.05 and 0.02 m/s respectively. The mass of B is five times the mass of A. The ratio of their de Broglie wave lengths is.....
Chemistry-General
Chemistry-
According to de Broglie concept, the circumference of each electron must be equal to.......
According to de Broglie concept, the circumference of each electron must be equal to.......
Chemistry-General
Chemistry-
The maximum number of electrons in an atom which can have (n+l) = 4 is:
The maximum number of electrons in an atom which can have (n+l) = 4 is:
Chemistry-General
Chemistry-
If Pauli’s exclusion principle is not known the electronic arrangement of lithium atom would be:
If Pauli’s exclusion principle is not known the electronic arrangement of lithium atom would be:
Chemistry-General
Chemistry-
The following illustrates impossibility of measurement of position and velocity of an electron simultaneously.
The following illustrates impossibility of measurement of position and velocity of an electron simultaneously.
Chemistry-General
Chemistry-
. Energy of an electron in an atom...
. Energy of an electron in an atom...
Chemistry-General
Chemistry-
Energy of an electron in Bohr’s nth orbit is.......
Energy of an electron in Bohr’s nth orbit is.......
Chemistry-General
Chemistry-
The wavelength of limiting line of Pfund series is:
The wavelength of limiting line of Pfund series is:
Chemistry-General
Chemistry-
If 
are threshold wavelength and wavelength of incident light, the velocity of photo electrons ejected will be......
If are threshold wavelength and wavelength of incident light, the velocity of photo electrons ejected will be......
Chemistry-General
Chemistry-
The frequency of spectral line obtained when electron in n=3 of hydrogen atom drops to ground state is?
The frequency of spectral line obtained when electron in n=3 of hydrogen atom drops to ground state is?
Chemistry-General
Chemistry-
The number of spectral lines formed during transition from n=5 to ground state is calculated by the equation:
The number of spectral lines formed during transition from n=5 to ground state is calculated by the equation:
Chemistry-General
Chemistry-
The ratio of wavelength values of series limit lines (n2 = 
) of Balmer series and Paschen series are......
The ratio of wavelength values of series limit lines (n2 = ) of Balmer series and Paschen series are......
Chemistry-General
Chemistry-
Among the following which is correct about photoelectric effect?
Among the following which is correct about photoelectric effect?
Chemistry-General
Chemistry-
Line spectrum is a characteristic of.....
Line spectrum is a characteristic of.....
Chemistry-General
Chemistry-
The unit of Planck’s constant is.....
The unit of Planck’s constant is.....
Chemistry-General
