| ⇦ | 
| ⇨ |
A filament bulb (500W,100V) is to be used in a 230V main supply. When a resistance R is connected in series, it works perfectly and the bulb consumes 500w. The value of R is
Options
(a) 230Ω
(b) 46Ω
(c) 26Ω
(d) 13Ω
Correct Answer:
26Ω
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - A charged particle of mass m and charge q moves along a circular path of radius
- An engine has an efficiency of 1/6. When the temperature of sink is reduced
- The angular momentum of an electron is J. The magnitude of the magnetic moment
- For transistor action (1) Base, emitter and collector regions should have similar size
- Two concentric spheres kept in air have radii R and r.
Topics: Alternating Current
(96)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A charged particle of mass m and charge q moves along a circular path of radius
- An engine has an efficiency of 1/6. When the temperature of sink is reduced
- The angular momentum of an electron is J. The magnitude of the magnetic moment
- For transistor action (1) Base, emitter and collector regions should have similar size
- Two concentric spheres kept in air have radii R and r.
Topics: Alternating Current (96)
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