| ⇦ | 
| ⇨ |
A force of 10N is applied on a body for 3 sec and the corresponding displacement 6 m. The power of the source is
Options
(a) 20 W
(b) 25 W
(c) 40 W
(d) 50 W
Correct Answer:
20 W
Explanation:
Velocity, v = displacement / time = 6/3 = 2 m/s
.·. Power, P = Fv = 10 × 2 = 20 W
Related Questions: - A super conductor exhibits perfect
- An electric dipole of dipole moment p is placed in a uniform external electric field
- When 1 kg of ice at 0⁰C melts to water at 0⁰C, the resulting change in its entropy
- When a string is divided into three segments of length l₁, l₂ and l₃ the fundamental
- The velocity of molecules of a gas at temperature 120 K is v. At what temperature
Topics: Work Energy and Power
(94)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A super conductor exhibits perfect
- An electric dipole of dipole moment p is placed in a uniform external electric field
- When 1 kg of ice at 0⁰C melts to water at 0⁰C, the resulting change in its entropy
- When a string is divided into three segments of length l₁, l₂ and l₃ the fundamental
- The velocity of molecules of a gas at temperature 120 K is v. At what temperature
Topics: Work Energy and Power (94)
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