Advertisements
Advertisements
प्रश्न
Protons can be accelerated in particle accelerators. Calculate the wavelength (in Å) of such accelerated proton moving at 2.85 × 108 ms−1 (the mass of proton is 1.673 × 10−27 Kg).
Advertisements
उत्तर
Given v = 2.85 × 108 ms–1
mp = 1.673 × 10–27 Kg
λ = `"h"/"mv"`
= `(6.626 xx 10^-34 "kgm"^2 "s"^-1)/(1.673 xx 10^-27 "kg" xx 2.85 xx 10^8 "ms"^-1)`
λ = 1.389 × 10–15
λ = 1.389 × 10–15 Å ......[∵ 1 Å = 10–10 m]
APPEARS IN
संबंधित प्रश्न
Which of the following pairs of d-orbitals will have electron density along the axes?
Two electrons occupying the same orbital are distinguished by __________.
Assertion: Number of radial and angular nodes for 3p orbital are 1, 1 respectively.
Reason: Number of radial and angular nodes depends only on principal quantum number.
What is the maximum numbers of electrons that can be associated with the following set of quantum numbers?
n = 3, l = 1 and m = –1
The total number of orbitals associated with the principal quantum number n = 3 is
Electron density in the yz plane of 3dxy orbital is
Which quantum number reveal information about the shape, energy, orientation and size of orbitals?
How many orbitals are possible for n = 4?
How many radial nodes for 2s, 4p, 5d and 4f orbitals exhibit? How many angular nodes?
The stabilisation of a half-filled d-orbital is more pronounced than that of the p-orbital why?
