In large radar installations, it is required to translate the angular position of a shaft into digital information. This is most generally achieved by employing a code wheel. For unambiguous sensing of the shaft position, one employs a / an

In large radar installations, it is required to translate the angular

1.	In large radar installations, it is required to translate the angular position of a shaft into digital information. This is most generally achieved by employing a code wheel. For unambiguous sensing of the shaft position, one employs a / an
A.	octal code
B.	BCD code
C.	binary Gray code
D.	natural binary code
Answer» D. natural binary code