Advertisements
Advertisements
प्रश्न
Why are bells made of metals?
Advertisements
उत्तर
On being hit, metals produce a typical sound. They are said to be sonorous. This property is being made used in making bells.
APPEARS IN
संबंधित प्रश्न
Give the composition of an alloy called solder. State its one property and one use.
Which property of 'solder' alloy makes it suitable for welding electrical wires?
Give reasons
Magnesium is used in fire works.
Statements given below are incorrect. Write the correct statements :
Bronze is a mixture of 10% copper, 80% zinc and 10% tin.
Write ‘True’ or ‘False’ in front of following statement.
Brass is an alloy of copper and zinc and has lustrous yellow colour.
Write scientific reason.
Pine oil is used in froth flotation.
With reference to the following metals state their use in daily life metal:
iron
State a specific reason for using copper in electrical cables
Complete the following flow chart.
Silver and copper are very good conductors of electricity.
