work and energy, Physics

Assignment Help:
a person holds of hay over his head for 30 min and gets tired . has he done some wirk or not? justify your answer

Related Discussions:- work and energy

Image formation for concave mirrors - case b, Image Formation for Concave M...

Image Formation for Concave Mirrors - Case B To see an object in any kind of mirror, a person must sight along a line at the image of the object. Every person capable of seeing

Describe the operation of a transistor amplifier, Describe the operation of...

Describe the operation of a transistor amplifier in CE configuration. Ans:  Operation  of  a  Transistor  Amplifier  in  CE  configuration:    A  Common  Emitter  NPN transist

Horizontal spring , Normal 0 false false false EN-IN ...

Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4

Voltmeters, Voltmeters: Voltmeters are used to measure emf's and more c...

Voltmeters: Voltmeters are used to measure emf's and more commonly potential differences. The two probes of the meter are therefore connected to the two points between which th

Cosmic background radiation, Cosmic background radiation; primal glow T...

Cosmic background radiation; primal glow The background of radiation typically in the frequency range 3 x 10 11 to 3 x 10 8 Hz discovered in space in the year of 1965. It is

Application to stress analysis, In mechanics, stress is a measure of the in...

In mechanics, stress is a measure of the internal forces acting within a deformable body. Quantitatively, it is a measure of the average force per unit area of a surface within the

Electrostatic, two insulated charge Cu spheres A and B OF IDENTICAL size ha...

two insulated charge Cu spheres A and B OF IDENTICAL size have charge qa and -3qa when they are brought in contact with each other and separated,what are new charge on them

Is there enough room in barge toehold this amount of coal, An open barge ha...

An open barge has the dimensions 22x40x12m. If the bargeis made out of 4.0-cm-thick steel plate on each of its four sides and its bottom, what mass of coal can the barge carry in f

Frictionless horizontal surface, The system below consist of identical mass...

The system below consist of identical massed (m1, and m2) that are connected by a string of negligible mass. Mass m1, is on a frictionless horizontal surface. The string runs over

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