111. A two stroke engine is usually identified by
(A) Size of flywheel
(B) Weight of engine
(C) Absence of valves
(D) Location of fuel tank
Answer: - Absence of valves
112. Energy resources derived from natural organic materials are called
(A) Geothermal energy sources
(B) Fossil fuels
(C) Biomass
(D) All of above
Answer: - Fossil fuels
113. The energy of a thermal neutron is about
(A) 0.025 ev
(B) 0.25 ev
(C) 0.0025 ev
(D) 0.00025 ev
Answer: - 0.025 ev
114. Mixture of ice and water form a
(A) Closed system
(B) Open system
(C) Heterogeneous system
(D) Isolated system
Answer: - Heterogeneous system
115. The term N.T.P. stands for
(A) Nominal temperature and pressure
(B) Natural temperature and pressure
(C) Normal Thermodynamic pressure
(D) Normal temperature and pressure
Answer: - Normal temperature and pressure
116. Which of the following is Extensive property ?
(A) Entropy
(B) Kinetic Energy
(C) Internal Energy
(D) All of above
Answer: - All of above
117. Willian’s line is curve plotted of steam consumption rate in steam engine versus
(A) Speed
(B) I.P.
(C) F.P.
(D) B.P.
Answer: - I.P.
118. Engine indicators not having any inertia effects are
(A) Mechanical type
(B) Electrical type
(C) Optical type
(D) None of these
Answer: - Optical type
119. A transistor is controlled by the current at
(A) The base
(B) The emitter
(C) The collector
(D) Both the emitter and collector
Answer: - The base
120. A Zener diode is used for
(A) Rectification of current
(B) Voltage regulation
(C) Blocking the current flow in reverse direction
(D) All of the above
Answer: - Voltage regulation
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