| ⇦ | 
| ⇨ |
A black body at a temperature of 227⁰C radiates heat at a rate of 20 cal m⁻²s⁻¹. When its temperature is raised to 727⁰C, the heat radiated by it in cal m⁻²s⁻¹ will be closest to
Options
(a) 40
(b) 160
(c) 320
(d) 640
Correct Answer:
320
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - The current in the coil of inductance 5H decreases at the rate of 2 A/s
- A boat taken 2h to travel 8km and back in still water.If the velocity of water 4 km/h
- An electron in potentiometer experiences a force 2.4×10⁻¹⁹N. The length of potentiometer
- A galvanometer has a resistance 50Ω. A resistance of 5Ω is connected parallel to it.
- A galvanometer having internal resistance 10Ω requires 0.01 A for a full scale
Topics: Properties of Bulk Matter
(130)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The current in the coil of inductance 5H decreases at the rate of 2 A/s
- A boat taken 2h to travel 8km and back in still water.If the velocity of water 4 km/h
- An electron in potentiometer experiences a force 2.4×10⁻¹⁹N. The length of potentiometer
- A galvanometer has a resistance 50Ω. A resistance of 5Ω is connected parallel to it.
- A galvanometer having internal resistance 10Ω requires 0.01 A for a full scale
Topics: Properties of Bulk Matter (130)
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