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प्रश्न
Name a gas caused by the Greenhouse effect
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उत्तर
A gas caused by the greenhouse effect is carbon dioxide.
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संबंधित प्रश्न
Answer the following questions based on a hot cathode ray tube.
What will happen to the beam when it passes through the electric field?
Why is a cathode ray tube evacuated to a low pressure?
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.
Radioactive substances were found to give off three types of rays. Name them. How do they
(a) React to the magnetic field?
(b) React to the electric field?
(c) Act when different thickness of lead sheets is placed in their path?
A radioactive nucleus `""_"Z"^"A"` X first emits a beta particle and then an alpha particle to give the resulting nucleus `""_"Q"^"P"` Y What will be the values of P and Q in terms of A and Z?
What are the types of emission?
In a cathode ray tube state the purpose of covering cathode by thorium and carbon.
Name the three main parts of a Cathode Ray Tube.
How is a cathode ray tube used to convert an electrical signal into a visual signal?
Heavy radioactive elements eventually turn into ______.
