Vertical circular motion, Physics

Assignment Help:

The string of a pendulum is horizontal. Mass of the bob is m. Now the string is released, what is the tension in the string at lowest position
 
Ans) If string length is L,

 
 Conserving energy, velocity at lowest point is (2gL)1/2

 
Centripetal  force mv2/L

= 2mg.

 T- mg= mv2/L

T= 3mg


Related Discussions:- Vertical circular motion

Coherence, COHERENCE : 1) Visible light energy is emitted when the exc...

COHERENCE : 1) Visible light energy is emitted when the excited electrons in atoms undergo transitions to the ground state. 2) In ordinary light sources, these transitions

Explain the diagramming waves, Explain the Diagramming Waves? There are...

Explain the Diagramming Waves? There are two ways that waves can be indicated in a two-dimensional diagram. Parallel lines can be drawn that are meant to show the position of

Define marine application, Marine Application:- Suitably designed one o...

Marine Application:- Suitably designed one or double speed squirrel cage induction motors are used.

How many electrons possesses by germanium, Germanium possesses (A) One...

Germanium possesses (A) One valence electrons. (B) Two valence electrons. (C) Three valence electrons. (D) Four valence electrons. Ans: Germanium possess

Attraction & repulsion of atom, Attraction & repulsion of atom: It can ...

Attraction & repulsion of atom: It can be observed, that if two negatively charged bodies are brought together, there is a force of repulsion between them. Similarly if two p

Mechanics, what is reduce mass in two mass system?

what is reduce mass in two mass system?

Illustrate the electric field lines of a point charge q, The electric field...

The electric field E because of a point charge at any point near it is explained as where q is the test charge and F is the force acting on it. What is the physical significance of

Electron distribution, Electron distribution: The atoms of a solid have...

Electron distribution: The atoms of a solid have electrons rotating in orbits around the positive nucleus. This is true of gases and liquids as well. These orbiting electrons

What is the newton meter, Q. What is the Newton meter? Answer:- A ...

Q. What is the Newton meter? Answer:- A unit of energy is as well known as a Joule. When a force of 1 Newton is used on an object for a distance of 1 meter then 1 Joule of

Find an expression for the angular frequency, Find an expression for the an...

Find an expression for the angular frequency A small object oscillates back and forth at the bottom of frictionless hemispherical bow. The radius of the bowl is Rwanda the angle

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