Question

Q. 2. (A) Give scientific reasons : (Any two)
(i) The material used for fuse has low melting point.
(ii) An object released from the hand, falls on the earth.
(iii) Sodium is more metallic than aluminium.​

Answer 1

Answer:

1) The material used for fuse has low melting point to prevent the electric circuit from fire .If due to some reasons the flow of current exceeds the heat produced in it melts it and disconnect from the power supply..

2) yes due to the Gravitational force it falls as gravity overcomes the normal force of the object.....