Heavy smoking in an engine in operation may be due to 1. Overloading 2. Mixtures 3. Late injection 4. all of thes

Heavy smoking in an engine in operation may be due to 1. Overloading 2. Mixtures 3. Late injection 4. all of these
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The injection pressure of ic engine used on tractors is in range of kg/cm2 1. 0-6 2. 60-120 3. 120-200 4. 200-300

Description : The injection pressure of ic engine used on tractors is in range of kg/cm2 1. 0-6 2. 60-120 3. 120-200 4. 200-300

Last Answer : ans 3

Suppose a student is a chain smoker and generally he leaves the period or comes late due to smoking, How would you like to compromise with such a student in the class? Options: A) Applying suggestive measures in a isolator conditions B) Insulting him on assembly ground C) Expelling him from the school D) Sharing the habit and become friendly

Description : Suppose a student is a chain smoker and generally he leaves the period or comes late due to smoking, How would you like to compromise with such a student in the class? Options: A) Applying ... him on assembly ground C) Expelling him from the school D) Sharing the habit and become friendly

Last Answer : A) Applying suggestive measures in a isolator conditions

Which form of drug abuse involves most risk of infection with the HIV (AIDS) virus ? A. Cigarette smoking B. Using alcholo C. Injection of heroine (Answer) D. Taking too much aspirin E. None of these

Description : Which form of drug abuse involves most risk of infection with the HIV (AIDS) virus ? A. Cigarette smoking B. Using alcholo C. Injection of heroine (Answer) D. Taking too much aspirin E. None of these

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For operation of power tiller, the power is obtained from the . A. Batteries C. IC engine B. SI engine D. All of the above

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Carnot cycle efficiency depends upon  (a) properties of the medium/substance used  (b) condition of engine  (c) working condition  (d) temperature range of operation  (e) effectiveness of insulating material around the engine.

Description : Carnot cycle efficiency depends upon  (a) properties of the medium/substance used  (b) condition of engine  (c) working condition  (d) temperature range of operation  (e) effectiveness of insulating material around the engine.

Last Answer : Answer : d

Smoke is produced due to (A) Insufficient supply of combustion air and insufficient time for combustion (B) Poor quality of fuel and improper mixing of fuel & combustion air (C) Poor design & overloading of furnace (D) All (A), (B) and (C)

Description : Smoke is produced due to (A) Insufficient supply of combustion air and insufficient time for combustion (B) Poor quality of fuel and improper mixing of fuel & combustion air (C) Poor design & overloading of furnace (D) All (A), (B) and (C)

Last Answer : (D) All (A), (B) and (C)

After 48 hours of a cataract extraction operation, a patient complained of ocular pain and visual loss. On examination, this eye looked red with ciliary injection, corneal oedema and absent red reflex. The first suspicion must be: a. Secondary glaucoma. b. Anterior uveitis. c. Bacterial endophthalmitis. d. Acute conjunctivitis

Description : After 48 hours of a cataract extraction operation, a patient complained of ocular pain and visual loss. On examination, this eye looked red with ciliary injection, corneal oedema and absent red ... a. Secondary glaucoma. b. Anterior uveitis. c. Bacterial endophthalmitis. d. Acute conjunctivitis  

Last Answer : ANSWER: C

Which of the following process is suitable for making injection molding tools? a.SL b.SLS c.EBM d.FDM

Description : Which of the following process is suitable for making injection molding tools? a.SL b.SLS c.EBM d.FDM

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Description : Which one of the following is not a direct rapid tooling method? a.LOM Composite b.Direct AIM (ACES Injection Molding) c.Sand Molding d.Injection molding

Last Answer : d.Injection molding

Which one of the following is not a rapid indirect tooling method? a.Vacuum Casting b.Investment Casting c.Laser-Engineered Net Shaping d.Injection molding

Description : Which one of the following is not a rapid indirect tooling method? a.Vacuum Casting b.Investment Casting c.Laser-Engineered Net Shaping d.Injection molding

Last Answer : c.Laser-Engineered Net Shaping

Which of the following is not an example of additive manufacturing? a.Fused-deposition-modeling b.Electron beam machining c.SLS d.Injection molding

Description : Which of the following is not an example of additive manufacturing? a.Fused-deposition-modeling b.Electron beam machining c.SLS d.Injection molding

Last Answer : d.Injection molding

Which of the following process is not formative process? a.Bending b.Plastic injection molding c.Selective Laser Sintering d.Forging

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Description : What are the symptoms of a failed fuel pressure regulator on a 1988 Mercury Cougar with a 3.8L MPI (multi port injection) V6 engine?

Last Answer : Okay I’m shooting from the hip; car runs rough, stalls when coming to a stop, tailpipe is blackened and dark smoke comes out, oil smells like gasoline and gas mileage has dropped.

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Description : Solid injection in CI engine means injection of A. solid fuel only B. liquid fuel only C. liquid fuel and air D. solid fuel and air

Last Answer : ANSWER : B

In _____________ injection system only one pump is sufficient for multi-cylinder engine. a) air b) mechanical c) compression fuel d) common rail

Description : In _____________ injection system only one pump is sufficient for multi-cylinder engine. a) air b) mechanical c) compression fuel d) common rail

Last Answer : Answer: d Explanation: None.

The _____________ sensor, senses rotation of engine camshaft for speed and timing of injection. a) throttle position b) manifold pressure c) camshaft position d) knock

Description : The _____________ sensor, senses rotation of engine camshaft for speed and timing of injection. a) throttle position b) manifold pressure c) camshaft position d) knock

Last Answer : Answer: c Explanation: The camshaft position sensor, senses rotation of engine camshaft for speed and timing of injection whereas the throttle position sensor, senses the movement of the throttle ... engine intake manifold so that the mixture strength can be adjusted with changes in engine load.

A 4S diesel engine, when running at 2000 rpm has an injection duration of 1.5 ms.What is the corresponding of the crank angle in degrees? (a) 18° (b) 9° (c)36° (d) 15°

Description : A 4S diesel engine, when running at 2000 rpm has an injection duration of 1.5 ms.What is the corresponding of the crank angle in degrees? (a) 18° (b) 9° (c)36° (d) 15°

Last Answer : Ans :a

The tendency of knocking in CI engine reduces by (a) High self ignition temperature of fuel (b) Decrease in jacket water temperature (c) Injection of fuel just before TDC (d) Decrease in injection pressure

Description : The tendency of knocking in CI engine reduces by (a) High self ignition temperature of fuel (b) Decrease in jacket water temperature (c) Injection of fuel just before TDC (d) Decrease in injection pressure

Last Answer : Ans :c

In a 4 S diesel engine, the term ‘squish’ refers to the (a) Injection of fuel in the precombustion chamber (b) Discharge of gases from the precombustion chamber (c) Entry of air into the combustion chamber (d) Stripping of fuel from the core

Description : In a 4 S diesel engine, the term ‘squish’ refers to the (a) Injection of fuel in the precombustion chamber (b) Discharge of gases from the precombustion chamber (c) Entry of air into the combustion chamber (d) Stripping of fuel from the core

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Mixing of air and fuel in the diesel engine occurs in a. injection pump b. carburetor c. engine cylinder d. inlet manifold

Description : Mixing of air and fuel in the diesel engine occurs in a. injection pump b. carburetor c. engine cylinder d. inlet manifold

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List any two major requirements of fuel injection system. Draw a layout of fuel injection system used in diesel engine.

Description : List any two major requirements of fuel injection system. Draw a layout of fuel injection system used in diesel engine.

Last Answer : Requirements of fuel injection system 1) Metering - The fuel injection system must measure the fuel supplied to the engine very accurately as fuel requirements vary from low to high engine speeds. 2) Time- ... and stop injection- The injection fuel must start and end quickly.  OR

Differentiate air fuel ratio between carburetted engine and electronic fuel injection engines control system.

Description : Differentiate air fuel ratio between carburetted engine and electronic fuel injection engines control system.

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Draw a layout of fuel injection system in CRDI diesel engine. State its fundamental requirement.

Description : Draw a layout of fuel injection system in CRDI diesel engine. State its fundamental requirement.

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Do I trim holly bush that turned brown afer late heavy frost?

Description : Do I trim holly bush that turned brown afer late heavy frost?

Last Answer : Need Answer

A manufacturer claims to have a heat engine capable of developing 20 h.p. by receiving heat input of 400 kcal/mt and working between the temperature limits of 227° C and 27° C. His claim is  (a) justified  (b) not possible  (c) may be possible with lot of sophistications  (d) cost will be very high  (e) theroretically possible.

Description : A manufacturer claims to have a heat engine capable of developing 20 h.p. by receiving heat input of 400 kcal/mt and working between the temperature limits of 227° C and 27° C. His claim is  ( ... be possible with lot of sophistications  (d) cost will be very high  (e) theroretically possible.

Last Answer : Answer : b

The engine produces dark black smoke due to a) Burning of oil b) Due of incomplete combustion c) Due to moisture in fuel d) None of these Ans. b

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Pulverized coal is (A) Coal free from ash (B) Non-smoking coal (C) Coal which bums for long time (D) Coal broken into fine particles.

Description : Pulverized coal is (A) Coal free from ash (B) Non-smoking coal (C) Coal which bums for long time (D) Coal broken into fine particles.

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Classify the following mixtures as homogeneous and heterogeneous. (i)Tincture of iodine (iv)Sugar solution (ii)Smoke (iii)Brass -Chemistry

Description : Classify the following mixtures as homogeneous and heterogeneous. (i)Tincture of iodine (iv)Sugar solution (ii)Smoke (iii)Brass -Chemistry

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Ravi’s grandfather gave him four mixtures and asked him “Which of these can be separated by the method of winnowing?” (i) Kidney beans and chickpeas (ii) Pulses and rice (iii) Rice flakes and corn (iv) Potato wafers and biscuits -Science

Description : Ravi’s grandfather gave him four mixtures and asked him “Which of these can be separated by the method of winnowing?” (i) Kidney beans and chickpeas (ii) Pulses and rice (iii) Rice flakes and corn (iv) Potato wafers and biscuits -Science

Last Answer : answer:

What is a mixture ? How many types of mixtures and what are they ?

Description : What is a mixture ? How many types of mixtures and what are they ?

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After completion of the reactions (I and II ), the organic compound (s) in the reactions mixtures is (are )

Description : After completion of the reactions (I and II ), the organic compound (s) in the reactions mixtures is (are )

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Do all pure gases and mixtures of gases obey the gas laws?

Description : Do all pure gases and mixtures of gases obey the gas laws?

Last Answer : Do all pure gases and mixtures of gases obey the gas laws?

What are 5 examples of mixtures?

Description : What are 5 examples of mixtures?

Last Answer : Need answer

What is another name for mixtures?

Description : What is another name for mixtures?

Last Answer : You can use the word uniform.

What are the difference between between solutions and mechanical mixtures?

Description : What are the difference between between solutions and mechanical mixtures?

Last Answer : In mechanical mixtures components are visible.

How is compound made from hydrogen and oxygen different from these mixtures of these two elements?

Description : How is compound made from hydrogen and oxygen different from these mixtures of these two elements?

Last Answer : In a compound chemical elements are linked by chemical bonds.

What is the difference between hetero and homo mixtures?

Description : What is the difference between hetero and homo mixtures?

Last Answer : In a heterogeneous mixture phases can not be distinguished.

What are some Mixtures on little alchemy?

Description : What are some Mixtures on little alchemy?

Last Answer : What is the answer ?

In which way do mixtures differ from compounds?

Description : In which way do mixtures differ from compounds?

Last Answer : Mixtures contains two or more compounds.

How are mixtures and solutions alike and how are they different?

Description : How are mixtures and solutions alike and how are they different?

Last Answer : A true solution is a homogeneous mixture.

How Aluminum iron copper and oxygen are all examples of what compounds mixtures elements gases?

Description : How Aluminum iron copper and oxygen are all examples of what compounds mixtures elements gases?

Last Answer : Need answer

Is pure silver mixtures homogeneous?

Description : Is pure silver mixtures homogeneous?

Last Answer : Pure silver is a chemical element.

In which way do mixtures differ from compounds?

Description : In which way do mixtures differ from compounds?

Last Answer : Mixtures contains two or more compounds.

What is the difference between hetero and homo mixtures?

Description : What is the difference between hetero and homo mixtures?

Last Answer : In a heterogeneous mixture phases can not be distinguished.

What mixtures can be separated by filtration and distillationBoth methods take advantage of?

Description : What mixtures can be separated by filtration and distillationBoth methods take advantage of?

Last Answer : Filtration: separation of water from sand.Distillation: separation of ethanol from water.Each method has specific applications.

Alloys in which mercury is one of the metals are called (a) Amalgams (b) Emulsions (c) Mixtures (d) Solders

Description : Alloys in which mercury is one of the metals are called (a) Amalgams (b) Emulsions (c) Mixtures (d) Solders

Last Answer : Ans:(a)

Which one of the following mixtures is homogeneous? (1) Starch and sugar (2) Methanol and water (3) Graphite and charcoal (4) Calcium carbonate and calcium bicarbonate

Description : Which one of the following mixtures is homogeneous? (1) Starch and sugar (2) Methanol and water (3) Graphite and charcoal (4) Calcium carbonate and calcium bicarbonate

Last Answer : (2) Methanol and water Explanation: A homogeneous mixture is a solid, liquid, or gaseous mixture that has the same proportions of its components throughout any given sample.