Physics
Holography is a technique of

Recording a permanent three dimensional photograph of a given single colour or a multicolour
Recording a permanent three dimensional black and white photograph
Recording a permanent three dimensional multicolour photograph
Recording a permanent, sharp two diimensional black and white or multicolour photograph

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Physics
A Fuse wire is characterised by

High resistance and low melting point
Low resistance and low melting point
High resistance and high melting point
Low resistance and high melting point

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