Speed ​​fluctuation error?

What could be wrong with the car if the speed fluctuates?
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1 Answer

Answer :

There may be several reasons. The primary thing is that for some reason you don’t get enough fuel. It's a good idea to check the idle engine and where gasoline is running. Reading an error code helps a lot. Take it to a mechanic.
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Related questions

A flywheel of moment of inertia 9.8kgm 2 fluctuates by 30 rpm for a fluctuation in energy of 1936 joules. The means speed of flywheel is (in rpm) 1. 600 2. 900 3. 968 4. 2940

Description : A flywheel of moment of inertia 9.8kgm 2 fluctuates by 30 rpm for a fluctuation in energy of 1936 joules. The means speed of flywheel is (in rpm) 1. 600 2. 900 3. 968 4. 2940

Last Answer : 1. 600

Calculate the coefficient of fluctuation of speed if maximum speed is 2500rpm and minimum speed is 1800rpm. 1. 1.44 2. 1.33 3. 0.33 4. 0.44

Description : Calculate the coefficient of fluctuation of speed if maximum speed is 2500rpm and minimum speed is 1800rpm. 1. 1.44 2. 1.33 3. 0.33 4. 0.44

Last Answer : 3. 0.33

The coefficient of fluctuation of speed of Flywheel is given by 1. (N1-N2)/N 2. (N1+N2)/N 3. (N1-N2) x N

Description : The coefficient of fluctuation of speed of Flywheel is given by 1. (N1-N2)/N 2. (N1+N2)/N 3. (N1-N2) x N

Last Answer : 1. (N1-N2)/N

A flywheel connected to a punching machine has to supply energy of 400 Nm while running at a mean angular speed of 20 rad/s. If the total fluctuation of speed is not exceed to in kgm 2 is 1. 25 2. 50 3. 100 4. 125

Description : A flywheel connected to a punching machine has to supply energy of 400 Nm while running at a mean angular speed of 20 rad/s. If the total fluctuation of speed is not exceed to in kgm 2 is 1. 25 2. 50 3. 100 4. 125

Last Answer : 1. 25

Reciprocal of coefficient of fluctuation of speed is called 1. fluctuation of energy 2. fluctuation of speed 3. maximum fluctuation of speed 4. coefficient of fluctuation of speed

Description : Reciprocal of coefficient of fluctuation of speed is called 1. fluctuation of energy 2. fluctuation of speed 3. maximum fluctuation of speed 4. coefficient of fluctuation of speed

Last Answer : 4. coefficient of fluctuation of speed

The coefficient of fluctuation of speed of flywheel is 1. ratio of maximum and minimum speeds during the cycle 2. ratio of maximum fluctuation of speed to the mean speed 3. ratio of mean speed to maximum fluctuation of speed during the cycle 4. sum of maximum fluctuation of speed and the mean speed

Description : The coefficient of fluctuation of speed of flywheel is 1. ratio of maximum and minimum speeds during the cycle 2. ratio of maximum fluctuation of speed to the mean speed 3. ratio of mean ... maximum fluctuation of speed during the cycle 4. sum of maximum fluctuation of speed and the mean speed

Last Answer : 2. ratio of maximum fluctuation of speed to the mean speed

A flywheel is used 1. to limit the fluctuation of speed during each cycle 2. to control the mean speed of the engine 3. to maintain a constant speed 4. to come into action when the speed varies

Description : A flywheel is used 1. to limit the fluctuation of speed during each cycle 2. to control the mean speed of the engine 3. to maintain a constant speed 4. to come into action when the speed varies

Last Answer : 1. to limit the fluctuation of speed during each cycle

The coefficient of fluctuation of speed, when the maximum and minimum speeds are 300rpm and 290 rpm (A) 0.034 (B) 0.017 (C) 0.008 (D) 0/004

Description : The coefficient of fluctuation of speed, when the maximum and minimum speeds are 300rpm and 290 rpm (A) 0.034 (B) 0.017 (C) 0.008 (D) 0/004

Last Answer : (A) 0.034

The coefficient of fluctuation of energy = (A) Maximum fluctuation of energy / work done per cycle (B) Fluctuation of energy / Work done per cycle (C) Maximum fluctuation of energy / Mean speed (D) Fluctuation of energy / Mean speed

Description : The coefficient of fluctuation of energy = (A) Maximum fluctuation of energy / work done per cycle (B) Fluctuation of energy / Work done per cycle (C) Maximum fluctuation of energy / Mean speed (D) Fluctuation of energy / Mean speed

Last Answer : (A) Maximum fluctuation of energy / work done per cycle

Reciprocal of Coefficient of fluctuation of speed is called (A) Fluctuation of speed (B) Coefficient of steadiness (C) Maximum fluctuation of speed (D) None of the above

Description : Reciprocal of Coefficient of fluctuation of speed is called (A) Fluctuation of speed (B) Coefficient of steadiness (C) Maximum fluctuation of speed (D) None of the above

Last Answer : (B) Coefficient of steadiness

The ratio of maximum fluctuation of speed to the mean speed is called (A) Fluctuation of speed (B) Maximum fluctuation of speed (C) Coefficient of fluctuation of speed (D) None of the above

Description : The ratio of maximum fluctuation of speed to the mean speed is called (A) Fluctuation of speed (B) Maximum fluctuation of speed (C) Coefficient of fluctuation of speed (D) None of the above

Last Answer : (C) Coefficient of fluctuation of speed

The difference the maximum and minimum speeds during a cycle is called (A) Fluctuation of speed (B) Maximum fluctuation of speed (C) Coefficient of fluctuation of speed (D) None of the above

Description : The difference the maximum and minimum speeds during a cycle is called (A) Fluctuation of speed (B) Maximum fluctuation of speed (C) Coefficient of fluctuation of speed (D) None of the above

Last Answer : (B) Maximum fluctuation of speed

The coefficient of fluctuation of speed of flywheel is, (A) Ratio of maximum and minimum speeds during the cycle (B) Ratio of maximum fluctuation of speed to the mean speed (C) Ratio of mean speed to maximum fluctuation of speed during the cycle (D) Sum of maximum fluctuation of speed and the mean speed

Description : The coefficient of fluctuation of speed of flywheel is, (A) Ratio of maximum and minimum speeds during the cycle (B) Ratio of maximum fluctuation of speed to the mean speed (C) Ratio of ... maximum fluctuation of speed during the cycle (D) Sum of maximum fluctuation of speed and the mean speed

Last Answer : (B) Ratio of maximum fluctuation of speed to the mean speed

The coefficient of fluctuation of speed of flywheel is given by, (A) (ωmax - ωmin)/ω (B) 2 (ωmax - ωmin)/ (ωmax + ωmin) (C) 2 (nmax - nmin)/ (nmax + nmin) (D) Any one of the above

Description : The coefficient of fluctuation of speed of flywheel is given by, (A) (ωmax - ωmin)/ω (B) 2 (ωmax - ωmin)/ (ωmax + ωmin) (C) 2 (nmax - nmin)/ (nmax + nmin) (D) Any one of the above

Last Answer : (D) Any one of the above

The maximum fluctuation of speed of flywheel is, (A) Difference between maximum and minimum speeds during the cycle (B) Difference between maximum and mean speeds during the cycle (C) Difference between mean and minimum speeds during the cycle (D) Mean of maximum and minimum speeds during the cycle

Description : The maximum fluctuation of speed of flywheel is, (A) Difference between maximum and minimum speeds during the cycle (B) Difference between maximum and mean speeds during the cycle (C) Difference ... and minimum speeds during the cycle (D) Mean of maximum and minimum speeds during the cycle

Last Answer : (A) Difference between maximum and minimum speeds during the cycle

Multiple universal joint are preferred over single joint because they : A. provide higher strength B. minimize speed fluctuation C. are lighter in weight D. are more flexible

Description : Multiple universal joint are preferred over single joint because they : A. provide higher strength B. minimize speed fluctuation C. are lighter in weight D. are more flexible

Last Answer : B. minimize speed fluctuation

Is a temperature fluctuation like this possible, or is the temp reader on my car malfunctioning?

Description : Is a temperature fluctuation like this possible, or is the temp reader on my car malfunctioning?

Last Answer : The rain storm caused the coolant in the radiator to cool down more than you are used to. When the thermostat opened up, the cooler coolant made the temp gauge go down. Your temp gauge reads ... sure it doesn't read in centigrade/Celsius? If it was Fahrenheit it would read about 180 degrees.

What does the word "fluctuation" mean?

Description : I heard this word recently, I find it interesting, but I don't know what it means?

Last Answer : The close meaning of fluctuation is fluctuation, change, fluctuation. Nowadays, it is often used in the labor market to characterize labor migration and frequent job changes. 

What is a normal range of glucose fluctuation?

Description : What is a normal range of glucose fluctuation?

Last Answer : It is normal for glucose levels to fluctuate a little bit throughout the day. Your glucose levels should increase after you eat then drop down again. It is not normal for your glucose levels to fluctuate widely throughout the day. A normal range is approximately 70-125 mg/dL.

Sucrose content in sugarcane decreases: [IAS 1993] (a) if frost occurs during the process of ripening (b) if high rainfall occurs during the period of growth of the plant (c) if there is high temperature during the time of ripening (d) if there is fluctuation in temperature during the period of growth of the plant

Description : Sucrose content in sugarcane decreases: [IAS 1993] (a) if frost occurs during the process of ripening (b) if high rainfall occurs during the period of growth of the plant (c) if there is high ... time of ripening (d) if there is fluctuation in temperature during the period of growth of the plant

Last Answer : Ans: (b)

The fluctuation of voltages in figure 'A' and 'D' of the circuit shown in the illustration is called ____________. EL-0085 A. wave B. ripple C. roll D. swell

Description : The fluctuation of voltages in figure 'A' and 'D' of the circuit shown in the illustration is called ____________. EL-0085 A. wave B. ripple C. roll D. swell

Last Answer : Answer: B

You are testing the insulation in an AC generator with a megohmeter. The resistance value of a dry, clean winding will ____________. A. continue to rise as the test potential is maintained, becoming fairly steady as the leakage current stabilizes B. remain constant as the temperature of the windings increases C. continue to drop as the potential is maintained, becoming fairly steady after 5 to 7 minutes D. stabilize after approximately 2 to 4 minutes of fluctuation

Description : You are testing the insulation in an AC generator with a megohmeter. The resistance value of a dry, clean winding will ____________. A. continue to rise as the test potential is maintained, ... fairly steady after 5 to 7 minutes D. stabilize after approximately 2 to 4 minutes of fluctuation

Last Answer : Answer: A

Breathing loss" on storage of gasoline occurs due to the (A) Presence of unsaturated air (B) Fluctuation of ambient temperature during day and night (C) Both (A) and (B) (D) Neither (A) nor (B)

Description : Breathing loss" on storage of gasoline occurs due to the (A) Presence of unsaturated air (B) Fluctuation of ambient temperature during day and night (C) Both (A) and (B) (D) Neither (A) nor (B)

Last Answer : (B) Fluctuation of ambient temperature during day and night

Maximum fluctuation of energy = 1. Max KE – Min KE 2. Max KE + Min KE 3. Max KE > Min KE 4. Max KE < Min KE

Description : Maximum fluctuation of energy = 1. Max KE – Min KE 2. Max KE + Min KE 3. Max KE > Min KE 4. Max KE < Min KE

Last Answer : 1. Max KE – Min KE

The coefficient of fluctuation of energy of flywheel is 1. ratio of maximum fluctuation of energy to work done per cycle 2. ratio of to work done per cycle to maximum fluctuation of energy 3. difference between maximum and minimum kinetic energy during the cycle 4. ratio of maximum and minimum kinetic energy during the cycle

Description : The coefficient of fluctuation of energy of flywheel is 1. ratio of maximum fluctuation of energy to work done per cycle 2. ratio of to work done per cycle to maximum fluctuation of energy ... minimum kinetic energy during the cycle 4. ratio of maximum and minimum kinetic energy during the cycle

Last Answer : 1. ratio of maximum fluctuation of energy to work done per cycle

The maximum fluctuation of energy of flywheel is 1. difference between maximum and minimum kinetic energy during the cycle 2. difference between maximum and mean kinetic energy during the cycle 3. difference between mean and minimum kinetic energy during the cycle 4. mean of maximum and minimum kinetic energy during the cycle

Description : The maximum fluctuation of energy of flywheel is 1. difference between maximum and minimum kinetic energy during the cycle 2. difference between maximum and mean kinetic energy during the cycle 3. ... kinetic energy during the cycle 4. mean of maximum and minimum kinetic energy during the cycle

Last Answer : 1. difference between maximum and minimum kinetic energy during the cycle

Maximum fluctuation of energy = (A) Max. KE – Min. KE (B) Max. KE + Min. KE (C) (Max. KE – Min. KE)/2 (D) (Max. KE + Min. KE)/2

Description : Maximum fluctuation of energy = (A) Max. KE – Min. KE (B) Max. KE + Min. KE (C) (Max. KE – Min. KE)/2 (D) (Max. KE + Min. KE)/2

Last Answer : (A) Max. KE – Min. KE

The coefficient of fluctuation of energy of flywheel is, (A) Ratio of maximum fluctuation of energy to work done per cycle (B) Ratio of to work done per cycle to maximum fluctuation of energy (C) Difference between maximum and minimum kinetic energy during the cycle (D) Ratio of maximum and minimum kinetic energy during the cycle

Description : The coefficient of fluctuation of energy of flywheel is, (A) Ratio of maximum fluctuation of energy to work done per cycle (B) Ratio of to work done per cycle to maximum fluctuation of ... minimum kinetic energy during the cycle (D) Ratio of maximum and minimum kinetic energy during the cycle

Last Answer : (A) Ratio of maximum fluctuation of energy to work done per cycle

The maximum fluctuation of energy of flywheel is, (A) Difference between maximum and minimum kinetic energy during the cycle (B) Difference between maximum and mean kinetic energy during the cycle (C) Difference between mean and minimum kinetic energy during the cycle (D) Mean of maximum and minimum kinetic energy during the cycle

Description : The maximum fluctuation of energy of flywheel is, (A) Difference between maximum and minimum kinetic energy during the cycle (B) Difference between maximum and mean kinetic energy during the cycle ... kinetic energy during the cycle (D) Mean of maximum and minimum kinetic energy during the cycle

Last Answer : (A) Difference between maximum and minimum kinetic energy during the cycle

Volute type of casing is provided in a centrifugal pump to (A) Convert velocity head to pressure head (B) Convert pressure head to velocity head (C) Reduce the discharge fluctuation (D) Increase the discharge

Description : Volute type of casing is provided in a centrifugal pump to (A) Convert velocity head to pressure head (B) Convert pressure head to velocity head (C) Reduce the discharge fluctuation (D) Increase the discharge

Last Answer : (D) Increase the discharge

Laminar flow is characterised by the nonexistence of (A) Pressure fluctuation(B) Eddies(C) Deviating velocities(D) All (A), (B) & (C)

Description : Laminar flow is characterised by the nonexistence of (A) Pressure fluctuation (B) Eddies (C) Deviating velocities (D) All (A), (B) & (C)

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

Foot valves are provided in the suction line of a centrifugal pump to (A) Avoid priming, every time we start the pump (B) Remove the contaminant present in the liquid (C) Minimise the fluctuation in discharge (D) Control the liquid discharge

Description : Foot valves are provided in the suction line of a centrifugal pump to (A) Avoid priming, every time we start the pump (B) Remove the contaminant present in the liquid (C) Minimise the fluctuation in discharge (D) Control the liquid discharge

Last Answer : (A) Avoid priming, every time we start the pump

Function of air vessel provided in a reciprocating pump is to (A) Reduce discharge fluctuation (B) Reduce the danger of cavitation (C) Avoid the necessity of priming (D) Increase the pump efficiency

Description : Function of air vessel provided in a reciprocating pump is to (A) Reduce discharge fluctuation (B) Reduce the danger of cavitation (C) Avoid the necessity of priming (D) Increase the pump efficiency

Last Answer : (A) Reduce discharge fluctuation

Pick out the wrong statement. (A) Surface tension of a liquid is because of the difference in magnitude of adhesive & cohesive forces(B) A hydrometer used for the determination of specific gravities of liquidsworks on the principle of buoyant forces(C) In case of unsteady fluid flow, the velocity at any given point does notchange with time(D) Turbulent fluid flow is characterised by the rapid fluctuation ofinstantaneous pressure & velocity at a poin

Description : Pick out the wrong statement. (A) Surface tension of a liquid is because of the difference in magnitude of adhesive & cohesive forces (B) A hydrometer used for the determination of ... Turbulent fluid flow is characterised by the rapid fluctuation of instantaneous pressure & velocity at a poin

Last Answer : (C) In case of unsteady fluid flow, the velocity at any given point does not change with time

The major reason of hydrodynamic noise (i.e., noise resulting from liquid flow) is (A) Pipe vibrations (B) Cavitation (C) Boundary layer separation (D) Fluctuation in liquid flow

Description : The major reason of hydrodynamic noise (i.e., noise resulting from liquid flow) is (A) Pipe vibrations (B) Cavitation (C) Boundary layer separation (D) Fluctuation in liquid flow

Last Answer : (B) Cavitation

Major sources of noise in furnace operation arises from air inspirators, combustion, side wall vibrations and fluctuation in the process heat load. A 50% increase in fuel firing rate may increase the furnace noise level by about __________ decibels. (A) 3 (B) 30(C) 7 (D) 70

Description : Major sources of noise in furnace operation arises from air inspirators, combustion, side wall vibrations and fluctuation in the process heat load. A 50% increase in fuel firing rate may increase the furnace noise level by about __________ decibels. (A) 3 (B) 30 (C) 7 (D) 70

Last Answer : (A) 3

Sudden temperature fluctuation does not affect pyrex glass, because of its (A) Low co-efficient of expansion (B) High co-efficient of expansion (C) High melting point (D) Both (B) and (C)

Description : Sudden temperature fluctuation does not affect pyrex glass, because of its (A) Low co-efficient of expansion (B) High co-efficient of expansion (C) High melting point (D) Both (B) and (C)

Last Answer : (A) Low co-efficient of expansion

Shrinkage volume in cement setting does not depend upon the (A) Sand to cement ratio (B) Water to cement ratio (C) Ambient temperature fluctuation (D) Drying period

Description : Shrinkage volume in cement setting does not depend upon the (A) Sand to cement ratio (B) Water to cement ratio (C) Ambient temperature fluctuation (D) Drying period

Last Answer : (A) Sand to cement ratio

During a merger and acquisition transaction, the ability to find and use good comparable data for a valuation is relatively ____________. a) easy because each successful company within an industry uses the same ratios b) easy because public stock price fluctuation is not sufficient or erratic enough to make a difference c) difficult because book value is adjusted in small companies as FIFO is the method of choice and in public companies’ book value is static due to LIFO d) difficult because size differential, management depth, product diversity and access to lines of credit seldom match the company being valued

Description : During a merger and acquisition transaction, the ability to find and use good comparable data for a valuation is relatively ____________. a) easy because each successful company within an industry ... depth, product diversity and access to lines of credit seldom match the company being valued

Last Answer : d) difficult because size differential, management depth, product diversity and access to lines of credit seldom match the company being valued

When the interconnector between two stations has large reactance (a) the transfer of power will take place with voltage fluctuation and noise (b) the transfer of power will take place with least loss (c) the stations will fall out of step be¬cause of large angular displacement between the stations (d) none of the above

Description : When the interconnector between two stations has large reactance (a) the transfer of power will take place with voltage fluctuation and noise (b) the transfer of power will take place with least loss ... out of step be¬cause of large angular displacement between the stations (d) none of the above

Last Answer : (c) the stations will fall out of step be¬cause of large angular displacement between the stations

Sucrose content in sugarcane decreases (1) if high rainfall occurs during the period of growth of the plant (2) if frost occurs during the period of ripening (3) if there is fluctuation in temperature during the period of growth of the plant (4) if there is high temperature during the time of ripening

Description : Sucrose content in sugarcane decreases (1) if high rainfall occurs during the period of growth of the plant (2) if frost occurs during the period of ripening (3) if there is fluctuation in temperature ... the period of growth of the plant (4) if there is high temperature during the time of ripening

Last Answer :  if frost occurs during the period of ripening

Define coefficient of fluctuation of energy.

Description : Define coefficient of fluctuation of energy. 

Last Answer : Definition of Coefficient of Fluctuation of Energy: It may be defined as the ratio of the maximum fluctuation of energy to the work done per cycle. Mathematically it is expressed as;