| ⇦ | 
| ⇨ |
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: - A boy standing at top of a tower of 20 m height drops a stone
- Let A = i Acosθ +j B sinθ be any vector.Another vector B which is normal to A is
- A speeding motorcyclist sees traffic jam ahead him. He slows down to 36 km per hour
- 34 gram of water at 30⁰C is poured into a calorimeter at 15⁰C.
- A body is moving in a vertical circle. The string must remain taut at the highest point
Topics: Dual Nature of Matter and Radiation
(150)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A boy standing at top of a tower of 20 m height drops a stone
- Let A = i Acosθ +j B sinθ be any vector.Another vector B which is normal to A is
- A speeding motorcyclist sees traffic jam ahead him. He slows down to 36 km per hour
- 34 gram of water at 30⁰C is poured into a calorimeter at 15⁰C.
- A body is moving in a vertical circle. The string must remain taut at the highest point
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