| ⇦ | 
| ⇨ |
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: - The temperature coefficient of resistance of an alloy used for making resistor is
- To demonstrate the phenomenon of interference, we require two sources which emit
- A particle moves along a circle of radius 20/π m with constant tangential acceleration
- A national roadway bridge over a canal is in the form of an arc of a circle of radius
- A vibration magnetometer placed in magnetic meridian has a small bar magnet
Topics: Work Energy and Power
(94)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The temperature coefficient of resistance of an alloy used for making resistor is
- To demonstrate the phenomenon of interference, we require two sources which emit
- A particle moves along a circle of radius 20/π m with constant tangential acceleration
- A national roadway bridge over a canal is in the form of an arc of a circle of radius
- A vibration magnetometer placed in magnetic meridian has a small bar magnet
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