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If the frequency of an EM wave is $10$ MHz, then its wavelength is:
1. $30$ m
2. $300$ m
3. $3$ m
4. none of the above

Subtopic: Properties of EM Waves |

78%

Level 2: 60%+

AIPMT - 1999

Hints

The velocity of electromagnetic waves is parallel to:

1. $\vec{B} \times \vec{E}$

2. $\vec{E} \times \vec{B}$

3. $\vec{E}$

4. $\vec{B}$

Subtopic: Properties of EM Waves |

92%

Level 1: 80%+

AIPMT - 2002

Hints