Download Aptitude Crack
img not found img not found

Digital Electronics - Engineering

Q1:

Find the output voltage for 011100 in a 6 bit R-2R ladder D/A converter has a reference voltage of 6.5 V.

A 6.4 V

B 2.84 V

C 0.1 V

D 8 V

ANS:B - 2.84 V

(an-1 2n-1 + an-2 2n-2 + .....a121 + a020) (24 + 23 + 22) = 6.5 x = 2.84 .