Which Mechanism Is Used In Automobile Gearing System?

Which Mechanism Is Used In Automobile Gearing System?
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Differential mechanism
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An automobile tire has a gauge pressure of 200 kpa at 0°C assuming no air leaks and no change of volume of the tire, what is the gauge pressure at 35ºC.  a. 298.645  b. 398.109  c. 291.167  d. 281.333 Pg = Pabs - Patm

Description : An automobile tire has a gauge pressure of 200 kpa at 0°C assuming no air leaks and no change of volume of the tire, what is the gauge pressure at 35ºC.  a. 298.645  b. 398.109  c. 291.167  d. 281.333 Pg = Pabs - Patm

Last Answer : 298.645

Gearing down a motor for linear motion?

Description : Gearing down a motor for linear motion?

Last Answer : answer:What is the pitch of the screw it's turning? That link you gave shows one with a 3/8 -24 thread. Take the 8000 RPM, pass it through the 9.5:1 box, and you'll get a hair over 842 ... than simple on/off unless you are going to go the custom route that will likely involve a two-stage gearbox.

The lost motion in CNC machine tool is on account of a.Backlash in gearing b.Wind-up of drive shafts c.Deflection of machine tool members d.All the above

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Last Answer : a.Backlash in gearing

Capital gearing ratio is ___________. (a) Market test ratio (b) Long-term solvency ratio (c) Liquid ratio (d) urnover ratio

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Last Answer : b) Debt equity ratio

Gearing, blacklash, friction between moving parts and scale accuracies are generally known as

Description : Gearing, blacklash, friction between moving parts and scale accuracies are generally known as  (a) Instrument errors (b) Interference errors (c) Calibration errors (d) Interaction errors

Last Answer : Gearing, blacklash, friction between moving parts and scale accuracies are generally known as Instrument errors

Is The Boiler A Closed System?

Description : Is The Boiler A Closed System?

Last Answer : Yes definitely the boiler is a closed system.

Explain The Following Terms: Isolated System, Open System And Closed System And Give Example Where Ever Possible.?

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Last Answer : 1. Isolated system: A system that can neither exchange matter nor heat with the surrounding is known as an isolated system. For example: Water placed in a vessel that is closed as well as insulated. ... is said to be a closed system. For example: A reaction taking place in a closed metallic vessel.

A control volume refers to what?  a. A fixed region in space  b. A reversible process  c. an isolated system  d. a specified mass

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Last Answer : A fixed region in space

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Description : If two systems are in the thermal equilibrium with a third system, then they must be in thermal equilibrium with each other.  a. Zeroth Law of Thermodynamics  b. First Law of Thermodynamics  c. Second Law of Thermodynamics  d. Third Law of Thermodynamics

Last Answer : Zeroth Law of Thermodynamics

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Last Answer : Open system

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Last Answer : Closed system

Entropy is the measure of:  a. The internal energy of a gas  b. The heat capacity of a substance  c. Randomness or disorder  d. The change of enthalpy of a system

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Last Answer : Randomness or disorder

The state of a thermodynamic system is always defined by its:  a. Absolute temperature  b. process  c. properties  d. temperature and pressure

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What is referred to by control volume?  a. An isolated system  b. Closed system  c. Fixed region in space  d. Reversible process only

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Last Answer : Isolated system

What refers to the series of states through which a system passes during the process?  a. path  b. quasi- static steps  c. reversibility moves  d. irreversibility moves

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The change that the system that undergoes from one equilibrium state to another is known as  a. oath  b. process  c. enthalpy change  d. entropy change

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Which of the following is the work done for a closed reversible isometric system?  a. negative  b. positive  c. zero  d. undefined

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What is the value of the work done for a closed, reversible isometric system?  a. zero  b. positive  c. negative  d. positive or negative

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A classification of a system in which mass crosses its boundaries.  a. Closed System  b. Open System  c. Isolated System  d. None of the above

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Anything that is outside the system boundary is called ________.  a. Surrounding  b. Natural Environment  c. Closed System  d. Open System

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Sum of the internal energy of a substance and the product of pressure and volume.  a. Specific Heat  b. Specific Gravity  c. Isolated System  d. Enthalpy

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A system having a rigid boundary that energy, work and mass does not cross its boundaries  a. Specific Heat  b. Specific Gravity  c. Isolated System  d. Enthalpy

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A classification of system in which mass does not cross its boundaries.  a. Nonflow System  b. Open System  c. Closed System  d. None of the above

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Which is not true about Heat (Q):  a. Q is positive when heat is added to the body or system  b. Q is negative when heat is rejected by the body or system  c. Q is positive when heat is rejected by the body or system  d. None of the above

Description : Which is not true about Heat (Q):  a. Q is positive when heat is added to the body or system  b. Q is negative when heat is rejected by the body or system  c. Q is positive when heat is rejected by the body or system  d. None of the above

Last Answer : Q is positive when heat is rejected by the body or system

Work done in pushing a fluid across a boundary, Usually into or out of a system  a. Flow Work  b. Flow Energy  c. Both a & b  d. None of the above

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The sum of energies of all the molecules in a system, energies that appear in several complex forms.  a. External Energy  b. Internal Energy  c. Kinetic Energy  d. None of the above

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Last Answer : Internal Energy

It is a region enclosed by specified boundaries, which may be imaginary, either fixed or moving  a. Isolated system  b. Open system  c. System  d. None of the above

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Last Answer : System

The energy that stored in a system as a result of its position in the earth’s gravitational field  a. elastic energy  b. kinetic energy  c. potential energy  d. flow energy

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Last Answer : potential energy

Types of system except one  a. closed  b. open  c. isolated  d. solid

Description : Types of system except one  a. closed  b. open  c. isolated  d. solid

Last Answer : solid

A system whose boundary does not allow the exchange of either matter or energy with the surrounding  a. open system  b. closed system  c. isolated system  d. none of the above

Description : A system whose boundary does not allow the exchange of either matter or energy with the surrounding  a. open system  b. closed system  c. isolated system  d. none of the above

Last Answer : isolated system

The first law of thermodynamics may be expressed in the following equivalent  a. the net heat transfer id equal to the network  b. the sum of the total energy forms leaving the system boundary is always equal to the energy input  c. energy can neither be created nor destroyed but only converted from one form to another  d. all of the above

Description : The first law of thermodynamics may be expressed in the following equivalent  a. the net heat transfer id equal to the network  b. the sum of the total energy forms leaving the system boundary is ... neither be created nor destroyed but only converted from one form to another  d. all of the above

Last Answer : all of the above

A System has a temperature of 250°F. Convert this Value to °R?  a. 740°R  b.730°R  c. 720°R  d. 710°R formula: °R= °F + 460

Description : A System has a temperature of 250°F. Convert this Value to °R?  a. 740°R  b.730°R  c. 720°R  d. 710°R formula: °R= °F + 460

Last Answer : 710°R

The flow energy of 5 ft3 of a fluid passing a boundary to a system is 80,000 ft-lb. Determine the pressure at this point.  a. 222 psi  b. 333 psi  c. 444 psi  d. 111 psi formula: Ef= pV

Description : The flow energy of 5 ft3 of a fluid passing a boundary to a system is 80,000 ft-lb. Determine the pressure at this point.  a. 222 psi  b. 333 psi  c. 444 psi  d. 111 psi formula: Ef= pV

Last Answer : 111 psi

The value for the ΔU of a system is -120 J. If the system is known to have absorbed 420 J of heat, how much work was done?  a. -540 J  b. -640 J  c. -740 J  d. -840 J formula: ΔU = q +w

Description : The value for the ΔU of a system is -120 J. If the system is known to have absorbed 420 J of heat, how much work was done?  a. -540 J  b. -640 J  c. -740 J  d. -840 J formula: ΔU = q +w

Last Answer : -540 J

Let a closed system execute a state change for which the heat is Q = 100 J and work is W = -25 J. Find E. ∆ (Formula: E = Q- W) ∆  a. 125 J  b. 123 J  c. 126 J  d. None of the above

Description : Let a closed system execute a state change for which the heat is Q = 100 J and work is W = -25 J. Find E. ∆ (Formula: E = Q- W) ∆  a. 125 J  b. 123 J  c. 126 J  d. None of the above

Last Answer : 125 J

Gas is enclosed in a cylinder with a weighted piston as the stop boundary. The gas is heated and expands from a volume of 0.04 m^3 to 0.10 m^3 at a constant pressure of 200kPa.Calculate the work done by the system.  A. 8 kJ  B. 10 kJ  C.12 kJ  D.14 kJ Formula: W = p(V2-V1)

Description : Gas is enclosed in a cylinder with a weighted piston as the stop boundary. The gas is heated and expands from a volume of 0.04 m^3 to 0.10 m^3 at a constant pressure of 200kPa.Calculate the work done by the system.  A. 8 kJ  B. 10 kJ  C.12 kJ  D.14 kJ Formula: W = p(V2-V1)

Last Answer : 12 kJ

Twenty grams of oxygen gas are compressed at a constant temperature of 30 ˚C to 5%of their original volume. What work is done on the system.  A.824 cal  B.924 cal  C.944 cal  D.1124 cal Formula: W = -mRTln (V2/V1) Where R = (1.98 cal/gmole·K) (32 g/gmole)

Description : Twenty grams of oxygen gas are compressed at a constant temperature of 30 ˚C to 5%of their original volume. What work is done on the system.  A.824 cal  B.924 cal  C.944 cal  D.1124 cal Formula: W = -mRTln (V2/V1) Where R = (1.98 cal/gmole·K) (32 g/gmole)

Last Answer : 1124 cal

What is the equation for the work done by a constant temperature system?  A. W = mRTln(V2-V1)  B. W = mR( T2-T1 ) ln( V2/V1)  C. W = mRTln (V2/V1)  D. W = RT ln (V2/V1) Formula : W=∫ pdV lim1,2 ∫ = mRT / V

Description : What is the equation for the work done by a constant temperature system?  A. W = mRTln(V2-V1)  B. W = mR( T2-T1 ) ln( V2/V1)  C. W = mRTln (V2/V1)  D. W = RT ln (V2/V1) Formula : W=∫ pdV lim1,2 ∫ = mRT / V

Last Answer : W = mRTln (V2/V1)

A system weighing 2kN. Determine the force that accelerate if to 12 m/s^2. a. vertically upward when g = 9.7 m/s^2  A. 4474.23 N  B.5484.23 N  C.4495.23 N  D.5488.23 N Formula: F = m/k (a +g)

Description : A system weighing 2kN. Determine the force that accelerate if to 12 m/s^2. a. vertically upward when g = 9.7 m/s^2  A. 4474.23 N  B.5484.23 N  C.4495.23 N  D.5488.23 N Formula: F = m/k (a +g)

Last Answer : 4474.23 N

A 10m^3 vessel initially contains 5 m^3 of liquid water and 5 m^3 of saturated water vapor at 100 kPa. Calculate the internal energy of the system using the steam table.  A. 5 x10^5 kJ  B. 8x10^5 kJ  C. 1 x10^6 kJ  D. 2 x10^6 kJ Formula: fromthe steamtable vƒ = 0.001043 m^3 / kg vg = 1.6940 m^3 / kg u ƒ= 417.3 kJ/kg ug= 2506kJ/kg formula: Mvap = V vap/vg M liq = Vliq/ vƒ u =uƒM liq + ug M vap

Description : A 10m^3 vessel initially contains 5 m^3 of liquid water and 5 m^3 of saturated water vapor at 100 kPa. Calculate the internal energy of the system using the steam table.  A. 5 x10^5 kJ  B. 8x10^5 kJ  C. 1 ... 3 kJ/kg ug= 2506kJ/kg formula: Mvap = V vap/vg M liq = Vliq/ vƒ u =uƒM liq + ug M vap

Last Answer : 2 x10^6 kJ

The flow energy of 150 L of a fluid passing a boundary to a system is 110 kJ. Determine the pressure at this point  a. 733.33 kPa  b. 833.33 kPa  c. 933.33 kPa  d. 633.33 kPa

Description : The flow energy of 150 L of a fluid passing a boundary to a system is 110 kJ. Determine the pressure at this point  a. 733.33 kPa  b. 833.33 kPa  c. 933.33 kPa  d. 633.33 kPa

Last Answer : 733.33 kPa