DGCA PAPER - II most important questions 20151) The lubber line on a directional gyro is used toA. represent the wings of the aircraft. B. represent the nose of the aircraft.#C. align the instrument glass in the case. The lubber line on a directional gyro is used to represent the nose of the aircraftpurpose of lubber line on directional gyro

2) An aircraft cable havea. High mechanical efficiency c. setup by without backlashb. Important for precise controld. ATA

3) Universal head rivet combination ofa. Countersunk , brazier head c. countersunk ,flatheadb. Flathead, brazier head

4) NAS stand fora. National aerospace standard c. national aviation standardb. National aircraft standard#

5) In rivet head marking indicate a.Type of Material# b. strength c. heat treatment d. Both A & c

6) Solid shank rivet identified by a. Shape b. color c. size of shankd. ATA

7) Regarding helicoil MTCSa. Made of 18-8 stainless steel wire c. have diamond shape cross section

b. Threads in unified coarsed. ATA

8) Bolt identification diagrama. AN standard steel boltc. AN standard steel bolt(corrosion resistant)b. Close tolerance boltd.special nut#

9) The castle nut AN310 is used in drilled shanka. AN hex head boltsc. eye boltb. Clevisd. ATA#