A lever of the first class

Saw off a stick or board so that it is the similar height as a heavy desk or table in the classroom. Place another stick about the similar length on this. Place the end of this stick under the edge and use it as a lever to lift the desk or table.

Posted Date: 5/18/2013 2:41:37 AM | Location : United States

Ask an Expert

Related Discussions:- A lever of the first class, Assignment Help, Ask Question on A lever of the first class, Get Answer, Expert's Help, A lever of the first class Discussions

Write discussion on A lever of the first class
Your posts are moderated

Write your message here..

Related Questions

Expression for the energy stored in a capacitor, Derive a mathematical expr... Derive a mathematical expression for the energy stored in a capacitor. What is the energy stored when the space between the plates is filled with a dielectric a) With chargi

Caluclate the work done by machine, A certain machine exerts a force of 200... A certain machine exerts a force of 200 Newton on a box whose masses 30 kilograms.  The machine moves the box a distance of 20 meters with a horizontal floor. What amount o

What is an optical fibre, Q. What is an optical fibre and dispersion? Write... Q. What is an optical fibre and dispersion? Write the expression for angle of deviation.

Shapes of inorganic molecules, what are the shapes of inorganic molecules? what are the shapes of inorganic molecules?

Traingle law, derive the triangle law of vector derive the triangle law of vector

Constraint relation in pulley., give me a very detailed exlanation of find... give me a very detailed exlanation of finding d Constraint relaion in strings and how do u find it do set a reference point from which u start taking d Velocities/Accelerations d f

Experiments with gravity of falling bodies, Falling bodies If you can s... Falling bodies If you can search a building that is about 20 m high in your locality you can examine how gravity makes bodies fall faster the longer it acts on them. Get a piec

Waves, a wave of eqn y=0.005sin(8x-3t).find displacement when x=0.3 t=20s?i... a wave of eqn y=0.005sin(8x-3t).find displacement when x=0.3 t=20s?in the answer given y=0.005sin(80*3-0.3*20)= y=0.005sin(-36+12pi).what is this 12pi?

Average velocity and speed, The average speed of a substance in a given int... The average speed of a substance in a given interval of time is explained as the ratio of the distance done to the time taken whereas; average velocity is explained as the ratio of

Action reaction pairs, A passenger sitting in the rear of a bus claims that... A passenger sitting in the rear of a bus claims that she was injured as the driver slammed on the breaks, causing a suitcase to come flying towards he from the front of the bus. If