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

Ponits about electric field, Which of the following isn't true of an electr...

Which of the following isn't true of an electric field? Answer An electric field can as well as does exist in vacuum. Except for the one about vacuum the entire the answe

What is the momentum of box when newtons acts on the box, A box is initiall...

A box is initially at rest on a horizontal, frictionless table. If a force of 10 Newtons acts on the box for 3 seconds, what is the momentum of the box at the end of the 3 second i

Periodic table, true or false. All radioactive elements have been synthesiz...

true or false. All radioactive elements have been synthesized

Working and principle of a nuclear reactor, Illustrate the working and prin...

Illustrate the working and principle of a nuclear reactor with the help of a labeled diagram?

Study of a rolling ball, Study of a rolling ball A large ball bearing o...

Study of a rolling ball A large ball bearing or 'bagatelle ball' rolling down a smooth track can be timed by a pendulum. To make the track, fasten together two 120 cm lengths o

Vector Quantities: Importance and Application, What is the importance of ve...

What is the importance of vector quantities in real life? Cite some applications.

Uses of radio isotopes, Uses of Radio Isotopes: Industries: 1. Radio...

Uses of Radio Isotopes: Industries: 1. Radio active isotopes are used to detect leakage in pipes. 2. It estimates weak and tear machine tools. 3. It is used to check t

Matter waves (de-broglie waves), It is described by de-Broglie a moving mat...

It is described by de-Broglie a moving material molecule sometimes acts as a wave and sometimes as a particle. The wave associated with moving particle is known as matter w

Flux, as flux = E.A and flux density is equal to flux/A then why A/A cannot...

as flux = E.A and flux density is equal to flux/A then why A/A cannot e cancelled ?

Find the current in given cross-section, Q. If 6.25 X 10 18 electrons flow ...

Q. If 6.25 X 10 18 electrons flow through a given cross-section in unit time, find the current. Solution: Current I = q / t = ne / t = (6.25 X 10 18X 1.6 X 10 -19) / 1 = 1 A

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