Physics, asked by lovely74, 1 year ago

a roller moving towards east is pulled towards west with a force of 98n along its handle whichis at an angle of 45 degree with the horizontal.find the work done in moving it through 15m

Answers

Answered by sahu18

1

as the directional cosine is opposite to direction of motion:
W=-FScos45
W=-(98×15×1/root2)
W=-1039.45 J

Previous Question

Next Question

Similar questions

Art, 8 months ago

Can anyone give a wallpaper . I prefer kawaii ( cute) or an abstract light or any wallpaper you have...

English, 8 months ago

What had been the feelings of the boy about the flower-seller?

Math, 8 months ago

7054 (estimation method) please solve it on paper ...

Biology, 1 year ago

Birds have evolved from reptiles state evidence to prove it.

Math, 1 year ago

"1,3,5,7,9,11,13,15" these are the numbers, take any three numbers in them and add these three numbers ,you can use any number ,one ,two, three or more times, but the sum should like _+_+_=30...... find the answer and...

Geography, 1 year ago

What are the longitudinal and latitudinal extent of india? Write its two importance...

Science, 1 year ago

what is the common name of compound caocl2...

English, 1 year ago

what may be development for one may not be development for the other explain by giving examples...