10.

1L

12.

13.

The Diesel cycle consists of :

(ക Adiabatic compression ೨ Constant volume heat addition — Adiabatie expansion
—Constant volume heat rejection

(ए) Isothermal compression -» Constant volume heat addition — Isothermal
expansion — Constant volume heat rejection

(C) Adiabatic compression -» Constant pressure heat addition — Adiabatic
expangion —» Constant volume heat rejection

(D) Isothermal compression —» Constant pressure heat addition —» Isothermal
expansion —» Constant pressure heat rejection

Among the four components given below, identify the one, which is not a part ೧? 010801
engine :

(4) Air filter (B) Carburetor
) Fuel injector (D) 7+041
Among the four types വ engines given below, which will have largest fly wheel :
(A) Two stroke petrol engine ര Two stroke diesel engine
(C) Four stroke petrol engine (D) Four stroke diesel engine
In I.C. engines the reciprocating motion 18 converted to rotary mation by the :
(A) Crank mechanism (8) Piston
(€) Cylinder head (D) Cylinder wall
A turbo charger :

(Hint : Size refers to cylinder volume)

(A) Increase the power without increasing the size of the engine
(B) Incrense the power and size

(C) Has no effect in power and size

(D} May increase power and size

An exhaust valve can be identified as :
(ക) The valve diameter is less than or equal to intake value
(B) The face and seat are coated with wear and corrosion resistant alloy
(C) भ ज the above
(D) None of the above

An L.C. engine with 6 cylinders will have :

(A) 6 main bearings (B) 7 main bearings
(C) 5 main bearings (D) 12 main bearings
Large high power engines used for ships are :
(A) Four stroke petrol engine (B) Four stroke diesel engine
(C) Two stroke petrol engine (D) Two stroke diesel engine

16/2015 4 A