What is the absorptivity of a black body? (A) 1 (B) 0 (C) 0.78 (D) 0.95

What is the absorptivity of a black body?

(A) 1

(B) 0

(C) 0.78

(D) 0.95

by

1 Answer

Answer :

(A) 1

by

Related questions

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Calculate natural frequency of damped vibration, if damping factor is 0.52 and A natural frequency of the system is 30 rad/sec which consists of machine supported on springs and dashpots. ( A )25.62 rad/sec ( B )20.78 rad/sec ( C )14.4 rad/sec ( D )15.33 rad/sec

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