Advertisements
Advertisements
प्रश्न
How is a cathode ray beam affected while passing through a magnetic field?
Advertisements
उत्तर
A cathode ray beam while passing through a magnetic field is deflected in a direction normal to both the direction of magnetic field and the direction of its travel, as given by Fleming’s left hand rule.
APPEARS IN
संबंधित प्रश्न
What happens if the negative potential is changed on a grid?
Radiations given out from a source when subjected to an electric field in a direction perpendicular to their path are shown below in the diagram. The arrows show the path of the radiation A, B and C. Answer the following questions in terms of A, B and C.
1) Name the radiation B which is unaffected by the electrostatic field.
2) Why does the radiation C deflect more than A?
3) Which among the three causes the least biological damage externally.
4) Name the radiation which is used in carbon dating.
What do you mean by Atomic number
State the penetrating range of α, β and γ radiations.
Explain the use of radioactive in the field of medicine, agriculture and industry.
In a cathode ray tube state. How is it possible to increase the rate of emission of electrons.
From α, β and γ-rays, name the one which travels with the speed of light?
From α, β and γ-rays, name the one which is not affected by electric or magnetic field?
The half-life of a radioactive nuclide is 100 hours. The fraction of original activity that will remain after 150 hours would be ______.
Calculate the time interval between 33% decay and 67% decay if half-life of a substance is 20 minutes.
