A simple equal-arm lever, Science

Assignment Help:

A simple equal-arm lever

Make a wooden base 15 cm square and 2 cm thick. In the centre of the base fasten one more block of wood 4 cm square and 3 cm thick. Fasten to two sides of these blocks two uprights 15 cm long, 3.5 cm wide and 1 cm thick. These may be fastened to the small block by means of screws. In the top end of each up- right cut a narrow fit with a thin blade saw. The slot should be a little less than 2 cm deep or just deep sufficient to hold a used razor blade with 2 or 3 mm extending above the top of the upright.

 


Related Discussions:- A simple equal-arm lever

Accident reporting procedure, Accident Reporting Procedure : It is better ...

Accident Reporting Procedure : It is better to use incident book and accident report forms for the purposes of keeping records of accidents. The incident book is to be maintained

Explain nucleic acids, Normal 0 false false false EN-IN...

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

Sex, How are babys produced

How are babys produced

Environmental, Are spatial and temporal scale important considerations in r...

Are spatial and temporal scale important considerations in relation to

Explain cyanosis - histotoxic hypoxia, Explain Cyanosis - histotoxic hypoxi...

Explain Cyanosis - histotoxic hypoxia Cyanosis is a physical sign for causing bluish discoloration of the skin & mucous membranes. Cyanosis is caused by a lack of oxygen in the

Physico-chemical properties of vitamin e, Physico-chemical properties of vi...

Physico-chemical properties of vitamin E are as follows: a)  Tocopherols are yellow, oily liquids. b)  They are freely soluble in fat solvents. c)  The  compounds  are

Explain passive transport - mechanism of urine formation, Explain Passive t...

Explain Passive transport or diffusion - Mechanism of Urine Formation Passive transport or diffusion: Diffusion means the random movement of particles in a fluid. The movement

ATOMS AND MOLECULES, in a reaction 5.3g of sodium carbonate reacted with 6g...

in a reaction 5.3g of sodium carbonate reacted with 6g of ethanic acid. theproducts were 2.2 g of carbon dioxide , 0.9g water and 8.2 g of sodium ethanoate, show that these observa

Transport of bulk chemicals, Transport of Bulk Chemicals : Ideally only su...

Transport of Bulk Chemicals : Ideally only sufficient concentrated acids, flammable solvents and other hazardous chemicals should be kept in the laboratory for immediate requireme

Environmental accidents can be of various kinds, Question 1 What are th...

Question 1 What are the sources of water pollution? List some measures that can help overcome the problem of water pollution Question 2 Environmental accidents can b

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