Home / Questions And Answers (page 46)

Questions And Answers

Common Question Answers

To What Uses Can A Hydroplane Be Put In Time of War?

(a) It can be used to search for hostile sea-craft. (b) Submarines can readily be seen from it when moving at a depth of from ten to fifteen yards beneath ‘the surface. (c ) It can be used for bombing purposes fin a naval engagement. (d) It, with others, may …

Read More »

What Is The Difference Between a Monoplane And Biplane?

What Is The Difference Between a Monoplane And Biplane?

The planes of a flying machine are the supporting sur­faces by which it is sustained in the air. A monoplane has one main supporting surface or a single wing on either side of the body. A biplane has two supporting surfaces, the body of the machine being between the two places. …

Read More »

Why Does A Balloon Rise And Float In the Air?

Why Does A Balloon Rise And Float In the Air?

Balloon Rise And Float In the Air is very important question for every science student.A balloon rises in the air for the same reason that a cork rises to the top of water. The upward pressure of the air on the balloon is greater than the weight of the balloon. …

Read More »
loading...