1. Part of engine that collects all cylinder exhaust gases in one place is called
(A) Catalytic converter
(B) Exhaust pipe
(C) Exhaust manifold
(D) Muffler
2. Part of exhaust system used to convert harmful gases to harmless gases is called
(A) Exhaust manifold
(B) Exhaust pipe
(C) Muffler
(D) Catalytic converter
3. Part of exhaust system used to reduce exhaust gas noise is called
(A) Muffler
(B) Exhaust pipe
(C) Catalytic converter
(D) Exhaust manifold
4. Which are harmful gases exhausted from engine
(A) Carbon monoxide, hydrocarbon, and nitrogen oxide
(B) Carbon monoxide, hydrocarbon, and oxygen
(C) Carbon dioxide and water vapor
(D) Hydrocarbon, carbon dioxide, and water vapor
5. Which are normal gases exhausted from normal engine process
(A) Hydrocarbon, carbon dioxide, and water vapor
(B) Carbon monoxide, hydrocarbon, and oxygen
(C) Carbon monoxide, hydrocarbon, and nitrogen oxide
(D) Carbon dioxide and water vapor
6. In exhaust system, catalytic converter is fitted between
(A) Cylinder and exhaust manifold
(B) Exhaust pipe and muffler
(C) Exhaust manifold and exhaust pipe
(D) Exhaust pipe and tail pipe
7. In exhaust system, muffler is fitted between
(A) Exhaust pipe and tail pipe
(B) Exhaust manifold and exhaust pipe
(C) Exhaust pipe and muffler
(D) Cylinder and exhaust manifold
8. In 4 cylinders, 12 valves engine, how many exhaust valves are used
(A) 4
(B) None of these
(C) 12
(D) 8
9. Continuing flow of air-fuel mixture in intake manifold after inlet valve closes is called
(A) Scavenging
(B) Blow by
(C) Ram effect
(D) Runners
10. With the help of fresh air-fuel mixture, completely exhausting the exhaust gases from engine cylinder is called
(A) Runners
(B) Blow by
(C) Ram effect
(D) Scavenging