Dear Students, SSC Junior Engineer Exam is the next target for the aspirants. We are providing previous year questions especially for SSC JE 2017-18 Exam will be conducted from 22 January to 25 January 2018. We have provided other emphasizing questions from Mechanical Engineering in the quiz given below. Attempt this quiz and prepare yourself flawlessly. We wish you good luck for the upcoming Exams.
Q1. A system and its environment together constitute of
(a) An adiabatic system
(b) An isolated system
(c) A segregated system
(d) A homogeneous system
Q2. The internal energy of an ideal gas is a function of
(a) Pressure only
(b) Absolute temperature only
(c) Pressure and volume
(d) Pressure, volume and temperature
Q3. The four processes of the Carnot cycles are
(a) Two reversible adiabatic and two reversible isobaric processes
(b) Two reversible isothermal and two reversible adiabatic processes
(c) All four are isentropic processes
(d) Two reversible isochoric processes and two reversibly isobaric processes
Q4. When can a piezometer be not used for pressure measurement in pipes ?
(a) The pressure difference is low
(b) The velocity is high
(c) The fluid in the pipe is a gas
(d) The fluid in the pipe is highly viscous
Q5. Why is a minimum of Net Positive Suction Head required for a hydraulic pump ?
(a) To prevent cavitation
(b) To increase discharge
(c) To increase suction head
(d) To increase efficiency
Q6. The operation of sharpening a grinding wheel is called
(a) trueing
(b) dressing
(c) aligning
(d) balancing
Q7. For drilling operation, the cylindrical job should always be clamped on a
(a) collect
(b) socket
(c) jaw
(d) V-block
Q8. Which of the following is not a casting process ?
(a) Carthias process
(b) Extrusion
(c) Semi-centrifuge method
(d) Slush process
Q9. Oxygen to acetylene ratio in case of neutral flame is
(a) 0.8 : 1.0
(b) 1 : 1
(c) 1.2 : 1
(d) 2 : 1
Q10. The principle of dynamically induced emf is utilized in :
(a) Choke
(b) Transformer
(c) Thermocouple
(d) Generator
(a) An adiabatic system
(b) An isolated system
(c) A segregated system
(d) A homogeneous system
Q2. The internal energy of an ideal gas is a function of
(a) Pressure only
(b) Absolute temperature only
(c) Pressure and volume
(d) Pressure, volume and temperature
Q3. The four processes of the Carnot cycles are
(a) Two reversible adiabatic and two reversible isobaric processes
(b) Two reversible isothermal and two reversible adiabatic processes
(c) All four are isentropic processes
(d) Two reversible isochoric processes and two reversibly isobaric processes
Q4. When can a piezometer be not used for pressure measurement in pipes ?
(a) The pressure difference is low
(b) The velocity is high
(c) The fluid in the pipe is a gas
(d) The fluid in the pipe is highly viscous
Q5. Why is a minimum of Net Positive Suction Head required for a hydraulic pump ?
(a) To prevent cavitation
(b) To increase discharge
(c) To increase suction head
(d) To increase efficiency
Q6. The operation of sharpening a grinding wheel is called
(a) trueing
(b) dressing
(c) aligning
(d) balancing
Q7. For drilling operation, the cylindrical job should always be clamped on a
(a) collect
(b) socket
(c) jaw
(d) V-block
Q8. Which of the following is not a casting process ?
(a) Carthias process
(b) Extrusion
(c) Semi-centrifuge method
(d) Slush process
Q9. Oxygen to acetylene ratio in case of neutral flame is
(a) 0.8 : 1.0
(b) 1 : 1
(c) 1.2 : 1
(d) 2 : 1
Q10. The principle of dynamically induced emf is utilized in :
(a) Choke
(b) Transformer
(c) Thermocouple
(d) Generator
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