What is the compression ratio supposed to be for a jiffy 3hp ice auger?

What is the compression ratio supposed to be for a jiffy 3hp ice auger?
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What is the compression ratio for a jiffy 3 hp ice auger?

Description : What is the compression ratio for a jiffy 3 hp ice auger?

Last Answer : Need answer

Unit power available for crop production is about 0.54hp/ha whereas desirable level is about ……. b. 2hp/ha c. 3hp/ha d. 2.5 hp/ha

Description : Unit power available for crop production is about 0.54hp/ha whereas desirable level is about ……. b. 2hp/ha c. 3hp/ha d. 2.5 hp/ha

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State starters used for i) 3-Ph squirrel cage induction motor (3HP) ii) D.C. motor

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Where can I get Jiffy White Frosting Mix?

Description : Where can I get Jiffy White Frosting Mix?

Last Answer : Your local grocery store would be a great place to lookfirst.

How much does Jiffy Lube charge for an oil change?

Description : How much does Jiffy Lube charge for an oil change?

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Which tool is not for making holes awl punch auger or calipers?

Description : Which tool is not for making holes awl punch auger or calipers?

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What is an earth auger used for ?

Description : What is an earth auger used for ?

Last Answer : An earth auger is a tool used for drilling holes in the ground. You can use it for making holes for putting in posts, planting trees and many other things.

An auger bit is used to drill what type of material?

Description : An auger bit is used to drill what type of material?

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Auger boring (A) Is the most primitive method for making a hole in the ground (B) Is generally employed in cohesive and other self soils above water table (C) Is most economical upto a depth of 5 metres (D) All the above

Description : Auger boring (A) Is the most primitive method for making a hole in the ground (B) Is generally employed in cohesive and other self soils above water table (C) Is most economical upto a depth of 5 metres (D) All the above

Last Answer : Answer: Option D

The Auger boring method is not suitable for (A) Very hard soil (B) Cemented soil (C) Vary soft soil (D) All the above

Description : The Auger boring method is not suitable for (A) Very hard soil (B) Cemented soil (C) Vary soft soil (D) All the above

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A solid core of rock is formed inside the cylinder in the case of (A) Auger boring (B) Percussion drilling (C) Diamond drilling (D) Wash boring

Description : A solid core of rock is formed inside the cylinder in the case of (A) Auger boring (B) Percussion drilling (C) Diamond drilling (D) Wash boring

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The Auger borings are not common (A) In soils that require lateral support (B) In cohesive soils (C) In soft soils (D) None of the above

Description : The Auger borings are not common (A) In soils that require lateral support (B) In cohesive soils (C) In soft soils (D) None of the above

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The metering mechanism which is suitable for the metering of small seeds as well as large grains. (a) Internal double run mechanism (b) Fluted wheel mechanism (c) Stationary opening with auger (d) None of the above

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Most commonly used for the metering mechanism for fertilizer a. Spur wheel b. Serrated wheel c. Star wheel d. Auger type

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Why do they not make ice cubes out of whatever liquid they are supposed to chill, instead of water?

Description : Why do they not make ice cubes out of whatever liquid they are supposed to chill, instead of water?

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Is ice good for compression fractures?

Description : Is ice good for compression fractures?

Last Answer : Yes, because it will help with the swelling associated with compression fractures and keep that under control.

The Emergency Department nurse teaches patients with sports injuries to remember the acronym RICE, which stands for which of the following combinations of treatment? a) Rest, ice, compression, elevation RICE is used for the treatment of contusions, sprains, and strains.

Description : The Emergency Department nurse teaches patients with sports injuries to remember the acronym RICE, which stands for which of the following combinations of treatment? a) Rest, ice, compression ... contraindicated when injury is suspected, and examination, while indicated, does not provide treatment.

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- in pt with RA to preserve joint function and movement: -disease modifying medication is sufficient - fish oil gives subjective improvement - cold (ice) compression and decrease joint movement

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Rs 117 was supposed to be divided among P, Q and R in the ratio 3:4:6. But, by mistake, it was divided in the ratio `(1)/(3):(1)/(4):(1)/(6)` How many

Description : Rs 117 was supposed to be divided among P, Q and R in the ratio 3:4:6. But, by mistake, it was divided in the ratio `(1)/(3):(1)/(4):(1)/(6)` How many

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How do you change the compression ratio in your car engine?

Description : How do you change the compression ratio in your car engine?

Last Answer : I'm assuming that you want to lower the compession ratio to allow the use of lower octane fuel. The easiest way is to make a spacer the same shape as the head gasket and install it ... Remember to allow for the thickness of the second gasket when calculating how thick the shim stock should be.

The coefficient of performance is the ratio of the refrigerant effect to the (a) heat of compression (b) work done by compressor (c) enthalpy increase in compressor (d) all of the above

Description : The coefficient of performance is the ratio of the refrigerant effect to the (a) heat of compression (b) work done by compressor (c) enthalpy increase in compressor (d) all of the above

Last Answer : Ans: d

HUCR is the highest compression ratio at which the A. engine can be run B. engine gives maximum output C. engine is most efficient D. fuel can be used in a test engine without detonation

Description : HUCR is the highest compression ratio at which the A. engine can be run B. engine gives maximum output C. engine is most efficient D. fuel can be used in a test engine without detonation

Last Answer : ANSWER : D

The accumulation of carbon in a cylinder results in increase of A. clearance volume B. volumetric efficiency C. ignition time D. effective compression ratio

Description : The accumulation of carbon in a cylinder results in increase of A. clearance volume B. volumetric efficiency C. ignition time D. effective compression ratio

Last Answer : ANSWER : D

In compression ignition (CI) engine, the compression ratio is a. Cylinder volume / Clearance volume b. Swept Volume / Cylinder Volume c. Clearance volume / Cylinder volume d. Cylinder volume / Swept volume (Ans:a)

Description : In compression ignition (CI) engine, the compression ratio is a. Cylinder volume / Clearance volume b. Swept Volume / Cylinder Volume c. Clearance volume / Cylinder volume d. Cylinder volume / Swept volume (Ans:a)

Last Answer : In two stroke engine there is one power stroke in _____ of crankshaft rotation. a. 90° b. 180° c. 270° d. 360° (Ans:d)

The compression ratio in a Spark Ignition (SI) engine is generally in between a. 7 to 10 b. 10 to 14 c. 14 to 18 d. 18 to 22 (Ans:a)

Description : The compression ratio in a Spark Ignition (SI) engine is generally in between a. 7 to 10 b. 10 to 14 c. 14 to 18 d. 18 to 22 (Ans:a)

Last Answer : Which of the following is not true for two stroke engine as compared to four stroke engine? a. Less cooling is required b. Greater lubrication is required c. More uniform torque on crankshaft d. Complete exhaust of products of combustion (Ans:a)

In spark ignition engines, the knocking tendency can be decreased by a) decreasing compression ratio b) controlling intake throttle c) controlling ignition timing d) adding dopes like tetraethyl lead and ethylene dibromide

Description : In spark ignition engines, the knocking tendency can be decreased by a) decreasing compression ratio b) controlling intake throttle c) controlling ignition timing d) adding dopes like tetraethyl lead and ethylene dibromide

Last Answer : Answer: d Explanation: None.

The knocking tendency in CI engines increases with (a) Increase of coolant water temperature (b) Increase of temperature of inlet air (c) Decrease of compression ratio (d) Increase of compression ratio

Description : The knocking tendency in CI engines increases with (a) Increase of coolant water temperature (b) Increase of temperature of inlet air (c) Decrease of compression ratio (d) Increase of compression ratio

Last Answer : Ans :c

Which of the following factors increases the tendency of knocking in the CI engines? (a) Increasing both the r and coolant temperatures (b) Increasing both the speed and the injection advance (c) Increasing the speed, injection advance and coolant temperature (d) Increasing the compression ratio

Description : Which of the following factors increases the tendency of knocking in the CI engines? (a) Increasing both the r and coolant temperatures (b) Increasing both the speed and the injection advance (c) Increasing the speed, injection advance and coolant temperature (d) Increasing the compression ratio

Last Answer : Ans :c

In SI engines knocking can be reduced by (a) Increasing the compression ratio (b) Increasing the cooling water temperature (c) Retarding the spark advance (d) Increasing the inlet air temperature

Description : In SI engines knocking can be reduced by (a) Increasing the compression ratio (b) Increasing the cooling water temperature (c) Retarding the spark advance (d) Increasing the inlet air temperature

Last Answer : Ans :c

The ratio of work done per cycle to the stroke volume of the compressor is known as A. Compressor capacity B. Compression ratio C. Compressor efficiency D. Mean effective pressure

Description : The ratio of work done per cycle to the stroke volume of the compressor is known as A. Compressor capacity B. Compression ratio C. Compressor efficiency D. Mean effective pressure

Last Answer : ANSWER : D

Volumetric efficiency of a compressor without clearance volume A. Increases with increase in compression ratio B. Decreases wit increase in compression ratio C. Not dependent upon compression ratio D. Unpredictable

Description : Volumetric efficiency of a compressor without clearance volume A. Increases with increase in compression ratio B. Decreases wit increase in compression ratio C. Not dependent upon compression ratio D. Unpredictable

Last Answer : ANSWER : C

The accumulation of carbon in a cylinder results in increase of a. clearance volume b. volumetric efficiency c. ignition time d. effective compression ratio

Description : The accumulation of carbon in a cylinder results in increase of a. clearance volume b. volumetric efficiency c. ignition time d. effective compression ratio

Last Answer : ANSWER d. effective compression ratio

In diesel engine, the compression ratio as compared with the expansion ratio is a. same b. less c. more d. variable

Description : In diesel engine, the compression ratio as compared with the expansion ratio is a. same b. less c. more d. variable

Last Answer : ANSWER c. more

The tendency of a diesel engine to knock increases if a. engine speed is increased b. engine power is increased c. cetane number of the fuel is increased d. compression ratio is increased

Description : The tendency of a diesel engine to knock increases if a. engine speed is increased b. engine power is increased c. cetane number of the fuel is increased d. compression ratio is increased

Last Answer : ANSWER d. compression ratio is increased

Detonation can be controlled by a. varying the compression ratio b. using lean mixture c. retarding the spark timing d. reducing the rpm

Description : Detonation can be controlled by a. varying the compression ratio b. using lean mixture c. retarding the spark timing d. reducing the rpm

Last Answer : ANSWER c. retarding the spark timing

The compression ratio of motor cars is a. 5 b. 7 c. 10 d. 13

Description : The compression ratio of motor cars is a. 5 b. 7 c. 10 d. 13

Last Answer : ANSWER b. 7

The thermal efficiency of a diesel cycle having fixed compression ratio with increase in cut-off ratio will a. increase b. decrease c. independent d. increase or decrease depending upon other factors

Description : The thermal efficiency of a diesel cycle having fixed compression ratio with increase in cut-off ratio will a. increase b. decrease c. independent d. increase or decrease depending upon other factors

Last Answer : ANSWER b. decrease

A diesel engine is usually more efficient than a spark ignition engine because a. Diesel being a heavier hydrocarbon, release more heat per kg than gasoline b. The air standard efficiency of diesel cycle is higher than the Otto cycle, at a fixed compression ratio c. The compression ratio of a diesel engine is higher than that of an Spark ignition engine d.Self ignition temperature of diesel is higher than that of gasoline.

Description : A diesel engine is usually more efficient than a spark ignition engine because a. Diesel being a heavier hydrocarbon, release more heat per kg than gasoline b. The air standard efficiency of diesel ... an Spark ignition engine d.Self ignition temperature of diesel is higher than that of gasoline.

Last Answer : ANSWER c. The compression ratio of a diesel engine is higher than that of an S.I engine

An ideal air standard Otto cycle has a compression ratio of 8.5. If the ratio of the specific heats is 1.4, then what is thermal efficiency (in percentage) of the Otto cycle? a. 57.5% b. 45.7% c. 52.5% d. 95%

Description : An ideal air standard Otto cycle has a compression ratio of 8.5. If the ratio of the specific heats is 1.4, then what is thermal efficiency (in percentage) of the Otto cycle? a. 57.5% b. 45.7% c. 52.5% d. 95%

Last Answer : ANSWER a. 57.5%

If the compression ratio of an engine working on Otto cycle is increased from 5 to 7 the percentage increase in efficiency will be a. 2% b. 4% c. 8% d. 14%

Description : If the compression ratio of an engine working on Otto cycle is increased from 5 to 7 the percentage increase in efficiency will be a. 2% b. 4% c. 8% d. 14%

Last Answer : ANSWER d. 14%

For same compression ratio and heat input a. Otto cycle is more efficient b. Diesel cycle is more efficient c. Both are equally efficient d. None of the above

Description : For same compression ratio and heat input a. Otto cycle is more efficient b. Diesel cycle is more efficient c. Both are equally efficient d. None of the above

Last Answer : ANSWER a. Otto cycle is more efficient

For the same capacity engines, the compression ratio of diesel engine a. is lower than the compression ratio of SI engine b. is higher than the compression ratio of SI engine c. is same as the compression ratio of SI engine d. cannot say

Description : For the same capacity engines, the compression ratio of diesel engine a. is lower than the compression ratio of SI engine b. is higher than the compression ratio of SI engine c. is same as the compression ratio of SI engine d. cannot say

Last Answer : ANSWER b. is higher than the compression ratio of SI engine

Use of gasoline blend like tetraethyl lead in internal combustion engine a. increases the octane rating of the fuel b. allows engine to operate at higher compression ratio c. avoids auto-ignition of fuel d. all of the above

Description : Use of gasoline blend like tetraethyl lead in internal combustion engine a. increases the octane rating of the fuel b. allows engine to operate at higher compression ratio c. avoids auto-ignition of fuel d. all of the above

Last Answer : ANSWER d. all of the above

The compression ratio cannot be increased beyond certain limit as it results in a. auto-ignition of fuel b. detonation c. engine knocking d. all the above

Description : The compression ratio cannot be increased beyond certain limit as it results in a. auto-ignition of fuel b. detonation c. engine knocking d. all the above

Last Answer : ANSWER d. all the above

What is the relation between compression ratio (rk) and the efficiency of the Otto cycle? a. efficiency decreases with increase in compression ratio b. efficiency increases with increase in compression ratio c. efficiency is not affected by change in compression ratio d. none of the above

Description : What is the relation between compression ratio (rk) and the efficiency of the Otto cycle? a. efficiency decreases with increase in compression ratio b. efficiency increases with increase in compression ratio c. efficiency is not affected by change in compression ratio d. none of the above

Last Answer : ANSWER b. efficiency increases with increase in compression ratio

What is the formula for compression (rk) ratio of the Otto cycle? a. rk = Volume of cylinder at the beginning of compression / Volume of cylinder at the end of compression b. rk = Volume of cylinder at the end of compression / Volume of cylinder at the beginning of compression c. rk = Volume of cylinder at the end of compression / clearance volume d. none of the above

Description : What is the formula for compression (rk) ratio of the Otto cycle? a. rk = Volume of cylinder at the beginning of compression / Volume of cylinder at the end of compression b. rk = Volume of cylinder ... c. rk = Volume of cylinder at the end of compression / clearance volume d. none of the above

Last Answer : ANSWER a. rk = Volume of cylinder at the beginning of compression / Volume of cylinder at the end of compression

For same compression ratio a. Diesel cycle has lower efficiency than Otto cycle b. Diesel cycle has higher efficiency than Otto cycle c. Diesel cycle and Otto cycle have equal efficiencies d. Depends upon the load on engine

Description : For same compression ratio a. Diesel cycle has lower efficiency than Otto cycle b. Diesel cycle has higher efficiency than Otto cycle c. Diesel cycle and Otto cycle have equal efficiencies d. Depends upon the load on engine

Last Answer : Answer a. Diesel cycle has lower efficiency than Otto cycle

The efficiency of the Otto cycle is independent of a. Heat supplied b. Compression ratio c. Ratio of specific heats d. None of the above

Description : The efficiency of the Otto cycle is independent of a. Heat supplied b. Compression ratio c. Ratio of specific heats d. None of the above

Last Answer : Answer a. Heat supplied

As compression ratio increases, thermal n increases. How is thermal n affected by weak and rich mixture strength ?

Description : As compression ratio increases, thermal n increases. How is thermal n affected by weak and rich mixture strength ?

Last Answer : Thermal n is high for weak mixture and it decreases as mixture strength becomes rich.

Magnification factor is the ratio of the maximum displacement due to forced vibrations to the deflection due to _______ A Static force B Dynamic force C Torsion D Compression

Description : Magnification factor is the ratio of the maximum displacement due to forced vibrations to the deflection due to _______ A Static force B Dynamic force C Torsion D Compression

Last Answer : A Static force