The reason for using aluminium in the alloy duralumin is
a. aluminium is brittle
b. aluminium lowers the melting point
c. aluminium provides strength
d. aluminium lightens the alloys ​

C IS CORRECT ANSWER

Aluminium provides strength.Its the reason for using aluminium in the alloy.

Copper ,and cobalt. 1 - choose the odd one out. ... It is because iron, nickel and cobalt are magnetic substance where as copper is a non-magnetic substance

1) to increase it's resistivity

2) to increase it's heating capacity

3) to prevent it from rusting

4) to make it light in weight

1)mercury

2)cotton

3)polio

4)air

5)orion

1.Because it is insulation the heat.

2.Because metal is good conductor of heat.

3.Because it is positively charged.

Hope it will help you.

hope it's help you ✌✌✌

a)by using foil raps of aluminium the food is preserved by the reaction of aluminium

Among the four objects mentioned in the question the odd one is thermosetting plastic.

Because,among these four objects only thermosetting plastic is non-recycable.

It means that after making something with the thermosetting plastic,we cannot remould that manufactured object to make anything else.

Similarly,the thermosetting plastic is also a non-biodegradable material among those four objects.

That's why thermosetting plastic is the odd one.

because aluminium is mallalable ,soft and does not react with food item. so it is used to wrap

answer:

am..not my one friend is from