Reducing friction with pencils, Physics

Assignment Help:

Reducing friction with pencils

Place round pencils under a heavy box. Join a string to the box and find the force required to move it across a table. Search the force needed to move the box without the rollers. Summarize the data get and suggest explanations for the results.

 

2350_Reducing friction with pencils.png

friction with pencils


Related Discussions:- Reducing friction with pencils

Explain current carriers, The charged particles whose flow in a exact direc...

The charged particles whose flow in a exact direction constitutes the electric current are known as current carriers. In separate positions current carriers are dissimilar. (i)

Magnetic effects of electric current, How to find out neutral point ? What...

How to find out neutral point ? What all things we require to equate or form a equation to find the neutral poind and how to do it?

Wave optics, can I get ready made project for wave optic?

can I get ready made project for wave optic?

Magnetic field is zero, Two parallel wires P and Q situated at a separation...

Two parallel wires P and Q situated at a separation of 6 cm carry electric currents i 1 =5 A and i2 = 2 A in opposite directions as given in fig-. Determine the point on the line

Electric force dipole, An infinite line of positive charge lies along the y...

An infinite line of positive charge lies along the y axis, with charge density ? = 1.90 µC/m. A dipole is placed with its midpoint along the x axis at x = 22.00 cm. The dipole cons

What is atmospheric pressure, The atmospheric pressure at any position is n...

The atmospheric pressure at any position is numerically similar to the weight of a column of air of unit cross-sectional area extending from that position to the top of the atmosph

Eddt current, why a metal disc is thrown up when it is placed on the top of...

why a metal disc is thrown up when it is placed on the top of an electromagnet is the current is switched on?

Calculate the change in the child kinetic energy, A 15-kg child experiences...

A 15-kg child experiences an acceleration of 0.25 m/s2 as she is pulled 1.7 m horizontally across the floor by her sister. Calculate the change in the child's kinetic energy.

Recent trends in super conductors, Super conductivity has long been a stapl...

Super conductivity has long been a staple of science fiction one of the first mentions of the phenomenon occurred in Robert A Heinlein’s novel “Beyond this Horizon (1942)”. Notably

F=ma.., write a program about f=ma

write a program about f=ma

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