A Bolometer is used to measure:

پیمائش کرنے کے لیے کونسا بولومیٹر استعمال کیا جاتا ہے

Breadth of Tree

Burning Capacity

Heat Radiation

Bearing Capacity

None of These

A bolometer is a device for measuring radiant heat by means of a material having a temperature-dependent electrical resistance.

Bolometer was invented in 1878 by Samuel Pierpont Langley (

American astronomer)