Determine tension in pulley problems, Physics

Assignment Help:

Three equal weights A, B, C of mass 2 kg each are hanging on a string passing over a fixed frictionless pulley as shown. Tension in the string connecting weights B and C is approximately.

 

1515_tension-in-pulley.png

 

Answers: Acceleration of the system = a = (4-2)g/4+2

i.e.  a=g/3

Tension in the string between B and C

T= apparent weight of C

= 2(g-a)

= 2(g-g/3)

= 13.07N


Related Discussions:- Determine tension in pulley problems

Find momentum if the resultant force acting on a body, If the resultant for...

If the resultant force acting on a body of constant mass is zero, the body's momentum is: a) Increasing b) Decreasing b) Always zero d) Constant Ans: If

Heat, the water flowing over the Niagara Falls drops a distance of 50 m. as...

the water flowing over the Niagara Falls drops a distance of 50 m. assuming that all the gravitational energy is converted to thermal energy, by what temperature does the water ris

How many ports does a fiber optics system have, How many ports does a fiber...

How many ports does a fiber optics system have? Depending upon the final use the main common parts to account for in a fundamental system are: bushing, end fittings and illumin

The wheatstone bridge, The wheatstone bridge: You have already solved r...

The wheatstone bridge: You have already solved resistor networks using Ohm's law and Kirchoff's laws.  In this unit we are going to look at a special arrangement of series and

Is it probable for an electron to be moving northward, Is it probable for a...

Is it probable for an electron to be moving northward in a northward-directed electric field? Answer: The force exerted on a negatively charged particle with an electric f

.induced emf, applications of statically induced emf and dynamically induce...

applications of statically induced emf and dynamically induced emf

Functions, Define the function f(x)=2x/1-x^2. Find the number of distinct r...

Define the function f(x)=2x/1-x^2. Find the number of distinct real solutions of the equation f^(5)(x)=x. Details and assumptions f^(n)(x) denotes the function f applied n times. I

Alloying, Alloying: When an impurity atom of a different size compared to ...

Alloying: When an impurity atom of a different size compared to the host atom is placed into the crystal lattice, the impurity atom distorts the resin around it, either by pushing

Write the symbol sad truth table of an and gate, Write the symbol sad truth...

Write the symbol sad truth table of an AND gate define how this gate is realised in practice by using two diodes.

Induction, Induction: The property of magnetism may be induced in a pie...

Induction: The property of magnetism may be induced in a piece of material that does not normally have that characteristic. If a piece of soft iron is placed in the magnetic

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd