A Pyrheliometer is an instrument to measure :

A Pyrheliometer is an instrument to measure : 

(A) temperature of solar photovoltaic cell 

(B) intensity of direct solar radiation at normal incidence 

(C) intensity of indirect solar radiation 

(D) efficiency of a solar photovoltaic cell
by

1 Answer

Answer :

A Pyrheliometer is an instrument to measure : intensity of direct solar radiation at normal incidence 

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