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

Carbon cycle, The Carbon Cycle: We have seen that carbon is one of the ess...

The Carbon Cycle: We have seen that carbon is one of the essential elements  of all organic substances and it enters the ecosystem through the process of photosynthesis. Carbon is

Explain the dichromates or mild colour blindness, Explain the Dichromates o...

Explain the Dichromates or Mild Colour Blindness A dichromate individual possesses only two cone pigments. Lack of the red pigment, called protanopia, makes distinguishing of t

Difference between society and culture, 1. Explain the difference between s...

1. Explain the difference between society and culture. 2. What is the difference between Structural Functionalist Theory and Symbolic Interaction Theory? 3.Explain the differ

Determine the amount of amino acids in urine, Determine the amount of Amino...

Determine the amount of Amino acids in Urine Normal urine contains only small amount of certain amino acids, for example, glycine and glutamine. Abnormal amounts and types of a

Neuro, A physician notes that in a patient there is impaired vibration and ...

A physician notes that in a patient there is impaired vibration and position sense, astereognosis, and ataxia. The physician noted loss of all sensations in some areas of the patie

State about the oxidised forms of elements, State about the Oxidised forms ...

State about the Oxidised forms of elements Oxidised forms of elements are more desirable for most common crops grown in acid soils and humid regions while the reduced forms of

Assessment for Early Childhood major, Assessment is the process of collecti...

Assessment is the process of collecting information to find out what students are learning. As we have examined different instructional models throughout this course we have learne

Explain the functions of parathyroid gland, Explain the Functions of Parath...

Explain the Functions of Parathyroid Gland The main function of the parathyroid gland is to regulate the calcium levels in our body so that the nervous and muscular functions (

Define the term pulses, Pulses Pulses are the edible fruit or seed of ...

Pulses Pulses are the edible fruit or seed of pod-bearing plants and are widely grown throughout the world. They have a high protein content ranging from 20-40%, which makes th

Isomers having same molecular form, Isomers are different  compounds' hav...

Isomers are different  compounds' having  same  molecular form  but  different structural forms. a) Glucose and Fructose b)  Glucose and Galactose

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