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Which wavelengths of sun is used finally as electric energy?
Options
(a) Radio waves
(b) Infra red waves
(c) Visible light
(d) Micro waves
Correct Answer:
Infra red waves
Explanation:
Infrared rays or heat rays used for heating thermo couples to produce electricity.
Related Questions: - The photoelectric threshold frequency of a metal is ν. When light of frequency 4ν
- Certain quantity of water cools from 70⁰ C to 60⁰C in the first 5 minutes and to 54⁰C
- A solenoid of length l metre has self inductance L henry. If number of turns
- The induced emf in a coil of 10 H inductance in which current varies
- A generator at a utility company produces 100 A of current at 4000 V. The voltage
Topics: Electromagnetic Induction
(76)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The photoelectric threshold frequency of a metal is ν. When light of frequency 4ν
- Certain quantity of water cools from 70⁰ C to 60⁰C in the first 5 minutes and to 54⁰C
- A solenoid of length l metre has self inductance L henry. If number of turns
- The induced emf in a coil of 10 H inductance in which current varies
- A generator at a utility company produces 100 A of current at 4000 V. The voltage
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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