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Making a model hydraulic elevator
Some freight and passenger elevators are increased by water pressure. You can make a model of one of these with an automobile hand pump. Connect the tube from the pump to a length of rubber tube. Bind the connections with wire so they will not blow out. Now connect the tube to a water tap with a one-hole rubber stopper. Again bind the connection of the tube and stopper. Steady one of your pupils as he sits on the handle. Turn the water on slowly and see if the water pressure will raise him. You might be have to hold the stopper in the tap.
Advantages of Biliquid Propellants over Solid Propellants 1. The biliquid propellants generate higher thrust as compared to solid propellants. 2. The thrust produced by liqu
importance of a heat exchanger in a chemical process and mention the different types of heat exchangers
Q. Compounds of Group 16 Elements? We will now discuss some compounds like the hydrides, halides and oxides of the Group 16 elements. All elements of this group form simple
The Basicity is 3 as there are 3 H atoms that can be displaced from compound.
Uses of methane - Alkanes (1) In the development of compounds such as formaldehyde, methyl chloride, methyl alcohol, chloroform, carbon tetrachloride, etc. (2) In the prepar
advantages
The gas stream from a sulfur burner is composed of 15-mol% SO 2 , 20-mol% O 2 , and 65-mol% N 2 . This gas stream at 1 bar and 680°C enters a catalytic converter, where the SO 2
what is the acidity of phenol?
How does the composition of RNA vary from that of DNA, and how does that affect the chemical stability of the molecule?
Anomolous behaviour of beryllium
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