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

Define Irrotational flow, Although it needs not concern us further, we also... Although it needs not concern us further, we also consider that the flow is irrotational. To check for this property, let a tiny grain of dust goes with the fluid. Although this te

Calorimatery, Calorimetry is the act of calculating the heat of chemical re... Calorimetry is the act of calculating the heat of chemical reactions or physical changes, or the science of making such measurements. Calorimetry is performed with a calorimeter. T

How are extrinsic fiber optic sensors used, How are extrinsic fiber optic s... How are extrinsic fiber optic sensors used? Extrinsic fiber optic sensors give best protection of measurement signals against noise corruption. Unluckily, several conventional

Roller Coaster Physics, A 30-g car rolls from a hill 12 cm high and is trav... A 30-g car rolls from a hill 12 cm high and is traveling at 154 cm/s as it travels along a 275 cm horizontal track. What is the momentum of the car?

Light and sound, Does a piece of glass reflect more light than a piece of p... Does a piece of glass reflect more light than a piece of paper?

Explain why does heated air expand, Q. Explain why does heated air expand? ... Q. Explain why does heated air expand? Answer:- Temperature is habitually defined as the average thermal energy of the substance at hand. Therefore the hotter a substance

Torque, a force of 25N acts on a body.if moment arm is 2m.find the value of... a force of 25N acts on a body.if moment arm is 2m.find the value of torque

Cph theory is able explain the universe future, if CPH has mass, so CPH The... if CPH has mass, so CPH Theory is able explain the universe future. Universe should collapse. And it is able explain dark matter too. Am I wrong? Answer; you are correct that C

Similarities in construction of MOSFET and JFET, Similarities in Constructi... Similarities in Construction of MOSFET and JFET (i)  JFET is a three terminal semiconductor device (source, drain and gate) in which current conduction is by majority carriers

Describe about helium-neon laser in short, Describe about Helium-Neon Laser... Describe about Helium-Neon Laser in short. Helium-Neon Laser: The first gas laser termed as Helium-Neon (He-Ne) laser (one of the illustrations for four level lasers) was co