A) \[{{\upsilon }_{g}}>{{\upsilon }_{m}}>{{\upsilon }_{x}}\]
B) \[{{\upsilon }_{g}}>{{\upsilon }_{x}}>{{\upsilon }_{m}}\]
C) \[{{\upsilon }_{g}}={{\upsilon }_{x}}={{\upsilon }_{m}}\]
D) none of these
Correct Answer: C
Solution :
Gamma rays. X-rays and micro waves all are electromagnetic wave and they travel in vaccum by the same speed i.e., by\[3\times {{10}^{8}}\] m/s.You need to login to perform this action.
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