AUTOMOBILE ENGINEERING MCQ SECTION 20

191. The section view drawing in which one fourth of an object has been marked for removal is known as a ________ section.

(A) Full

(B) Half

(C) Quarter

(D) None of the above

Answer: - Half

192. The process of improving the cutting action of the grinding wheel is called

(A) Truing

(B) Dressing

(C) Facing

(D) Clearing

Answer: - Dressing

193. In up-cut milling the work piece is fed

(A) Against the rotating cutter

(B) At angle of 60° to the cutter

(C) In the direction of the cutter

(D) At the right angle to the cutter

Answer: - Against the rotating cutter

194. If a particular Fe-C alloy contains less than 0.80% carbon, it is called

(A) High speed steel

(B) Hypo eutectoid steel

(C) Hyper eutectoid steel

(D) Cast iron

Answer: - Hypo eutectoid steel

195. If the flame of the welding torch is directed towards the progress of welding, then what will you call the welding technique ?

(A) Forehand welding

(B) Flux cored ARC welding

(C) Electro slag welding

(D) Pulsed spray welding

Answer: - Forehand welding

196. The crystal structure of brass is

(A) F.C.C.

(B) B.C.C.

(C) H.C.P.

(D) Orthorhombic crystalline structure

Answer: - F.C.C.

197. Pipes for bicycle frames are made of

(A) cold rolled steel

(B) hot rolled steel

(C) forged steel

(D) cast steel

Answer: - cold rolled steel

198. Eutectoid steel contains following percentage of carbon

(A) 0.02%

(B) 0.3%

(C) 0.63%

(D) 0.8%

Answer: - 0.8%

199. In which of the following cases, consideration of creep is important ?

(A) flywheel of steam engine

(B) cycle chains

(C) gas turbine blades

(D) piston I.C. engine

Answer: - gas turbine blades

200. Idler pulley is used

(A) for changing the direction of motion of the belt

(B) for applying tension

(C) for increasing -velocity ratio

(D) all of the above

Answer: - for applying tension