Posts Tagged ‘work’

Sequence of Learning Physics

In what sequence should these chapters be prepared for my exams:- units and dimensions,kinematics,laws of motion,work power and energy,motion of system of particles and rigid body dynamics,gravitation. Apoorv Katoch asked Answer: It is better to follow...

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Comments - What do you think?  Posted by Mathew Abraham - September 14, 2011 at 1:43 pm

Categories: Ask Physics, energy motion, motion work, power and energy, Project, rigid body dynamics   Tags: , , , , , , , , , , ,

Homework from vectors

A man walks 10 km towards west and then 12 km (60 degree_ direction of North-East. find the resultant vectors, magnitude and direction. A man walks 10 km towards west and then 15 km towards south. Find the resultant vectors, magnitude and direction. Ju...

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Comments - What do you think?  Posted by Anne - September 12, 2011 at 5:28 am

Categories: scalar, Vectors   Tags: , , , , , , , ,

Can light do some mechanical work?

“We know that sound can cause some mechanical work(eg:when we keep our hand in front of a large speaker,we feel something hitting the back of our hand), but why this doesn’t happen with light??” -Manishankar asks. Link to this post! ...

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Comments - What do you think?  Posted by Mathew Abraham - September 10, 2011 at 10:28 am

Categories: Ask Physics, Project   Tags: , , , , , , ,

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