Find acceleration of block B .assume the pulleys and string to be ideal and neglect any friction.
Asked by m.nilu
26th July 2018,
11:43 AM
Answered by Expert
Answer:
Let the combined system moves with acceleration a m/s2 .
Then the string passing through pulleys should give a combined tension of (70×a) newton to pull the 70 kg block.
Then at 35 kg block we have, 300 - (70×a) = (35×a) or 105×a = 300 or a = 300/105 = 2.857 m/s2
Answered by Expert
26th July 2018,
5:03 PM
Rate this answer
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
You have rated this answer /10
Your answer has been posted successfully!
RELATED STUDY RESOURCES :
Browse free questions and answers by Chapters
- 1 Thermodynamics
- 2 Gravitation
- 3 Electromagnetic Waves
- 4 Communication Systems
- 5 Laws of Motion
- 6 Current Electricity
- 7 Work, Energy and Power
- 8 Kinematics
- 9 Physics and Measurement
- 10 Rotational Motion
- 11 Properties of Solids and Liquids
- 12 Kinetic Theory of Gases
- 13 Oscillations and Waves
- 14 Electrostatics
- 15 Magnetic Effects of Current and Magnetism
- 16 Electromagnetic Induction and Alternating Currents
- 17 Optics
- 18 Dual Nature of Matter and Radiation
- 19 Atoms and Nuclei
- 20 Electronic Devices
Trending Tags
Latest Questions
JEE Main Mathematics
Asked by amaladelsingh
28th October 2020,
10:24 PM
CBSE X Biology
Asked by reenacharan2008
28th October 2020,
9:11 PM
