| ⇦ | 
| ⇨ |
The velocity of radio-waves is 3×10⁵ km/s. The frequency corresponding to wavelength of 300 m is
Options
(a) 1 MHz
(b) 10 MHz
(c) 1 kHz
(d) 10 kHz
Correct Answer:
1 MHz
Explanation:
Frequency ʋ = Velocity v / Wavelength λ = v / λ
⇒ ʋ = (3 × 10⁵ × 10³) / 300 = 10⁶ Hz = 1 MHz
Related Questions: - The velocity v of waves produced in water depends on their wavelength λ, the density
- Two poles of same strength attract each other with a force of magnitude F
- The magnetic field in a certain region of space is given by B =8.35×10⁻² Î T.
- A potentiometer circuit has been set up for finding the internal resistance of a given
- The thermo e.m.f. E in volts of a certain thermocouple is found to vary
Topics: Dual Nature of Matter and Radiation
(150)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The velocity v of waves produced in water depends on their wavelength λ, the density
- Two poles of same strength attract each other with a force of magnitude F
- The magnetic field in a certain region of space is given by B =8.35×10⁻² Î T.
- A potentiometer circuit has been set up for finding the internal resistance of a given
- The thermo e.m.f. E in volts of a certain thermocouple is found to vary
Topics: Dual Nature of Matter and Radiation (150)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply