What component of an IED starts the detonation?

What component of an IED starts the detonation?
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Which component of an ied is used to start detonation?

Description : Which component of an ied is used to start detonation?

Last Answer : Depends on your definition of "starting" a detonation. Adetonation is initiated by any number of things- a signal todetonate given by a watcher, a timer, or an action of the victim ... smallamount of sensitive primary explosive that provides the donorenergy to make the main explosive load detonate.

What is the full form of IED ?

Last Answer : IED - Improvised Explosives Device

What is the Compact sedan IED outdoor evacuation distance?

Description : What is the Compact sedan IED outdoor evacuation distance?

Last Answer : 1,500 feet

What are types of IED switches?

Description : What are types of IED switches?

Last Answer : What are Air Force types of ied switches

What serves as the most effective roadside IED observation point?

Description : What serves as the most effective roadside IED observation point?

Last Answer : High rise building

What serves as the most effective roadside IED observation point?

Description : What serves as the most effective roadside IED observation point?

Last Answer : High rise building

Which of the these is an example of an IED switch?

Description : Which of the these is an example of an IED switch?

Last Answer : manual switch

Is a true statement about ied switches?

Description : Is a true statement about ied switches?

Last Answer : They made be crude or sophisticated

What is a term used to desribe any device that may be used to start a detonation?

Description : What is a term used to desribe any device that may be used to start a detonation?

Last Answer : The term could be initiator or detonator.

What term is used to describe an incomplete detonation or complete detonation at lower than maximum velocity?

Description : What term is used to describe an incomplete detonation or complete detonation at lower than maximum velocity?

Last Answer : low order detonationlow order detonation

What is a High order detonation?

Description : What is a High order detonation?

Last Answer : Need answer

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

As a result of detonation in an I.C engine, following parameter attains a high value A. peak temperature B. peak pressure C. rate of pressure rise D. rate of temperature rise

Description : As a result of detonation in an I.C engine, following parameter attains a high value A. peak temperature B. peak pressure C. rate of pressure rise D. rate of temperature rise

Last Answer : ANSWER : C

Which of the following fuel has little tendency towards detonation? a) Benzene b) Iso-octane c) Normal heptane d) Alcohol

Description : Which of the following fuel has little tendency towards detonation? a) Benzene b) Iso-octane c) Normal heptane d) Alcohol

Last Answer : Answer: b Explanation: Benzene has little tendency towards detonation.

In a SI engine, which one of the following is the correct order of the fuels with increasing detonation tendency? (a) Paraffins, olefins, naphthenes, aromatics (b) Aromatics, naphthenes, paraffins, olefins (c) Naphthenes, olefins, aromatics, paraffins (d) Aromatics, naphthenes, olefins, paraffins

Description : In a SI engine, which one of the following is the correct order of the fuels with increasing detonation tendency? (a) Paraffins, olefins, naphthenes, aromatics (b) Aromatics, naphthenes, paraffins, olefins (c) Naphthenes, olefins, aromatics, paraffins (d) Aromatics, naphthenes, olefins, paraffins

Last Answer : Ans :d

As a result of detonation in Internal combustion engines the following parameter attains very high value. a. peak pressure b. rate of rise of pressure c. rate of rise of temperature. d. peak temperature.

Description : As a result of detonation in Internal combustion engines the following parameter attains very high value. a. peak pressure b. rate of rise of pressure c. rate of rise of temperature. d. peak temperature.

Last Answer : ANSWER b. rate of rise of pressure

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 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

The violent noises heard in an engine during the process of combustion after the position has passed over the top dead center is known as? 1. Stationary 2. Spark ignition 3. Detonation 4. all of these

Description : The violent noises heard in an engine during the process of combustion after the position has passed over the top dead center is known as? 1. Stationary 2. Spark ignition 3. Detonation 4. all of these

Last Answer :     <!-- [endif] -->ans 3

Detonation is favoured by a. Low crankshaft speed at full throttle b. .Higher loads c. Both (a) and (b) d. None of the above

Description : Detonation is favoured by a. Low crankshaft speed at full throttle b. .Higher loads c. Both (a) and (b) d. None of the above

Last Answer : c. Both (a) and (b)

Define detonation and surface ignition

Description : Define detonation and surface ignition

Last Answer : 1) Detonation  Detonation is auto-ignition of last part of homogeneous charge occurring near the end of combustion, before the flame front reaches it. In auto- ignition, the burning is almost ... spark plug or glowing combustion chamber i.e. any means other than the normal spark discharge.

Compare detonation and diesel knock on the basis of (i) Fuel Ignition Temperature (ii) Compression Ratio (iii) Speed (iv) inlet temperature (v) inlet pressure (vi) cylinder wall temperature (vii) cylinder size

Description : Compare detonation and diesel knock on the basis of (i) Fuel Ignition Temperature (ii) Compression Ratio (iii) Speed (iv) inlet temperature (v) inlet pressure (vi) cylinder wall temperature (vii) cylinder size 

Last Answer : Comparison between detonation and diesel knock: Parameter To avoid Detonation in SI Engine  To avoid Diesel knock i) Fuel Ignition Temperature High Low ii) Compression Ratio ... Cylinder wall temperature Low High viii) Cylinder size Small Large

List down the effect of detonation on S I engine.

Description : List down the effect of detonation on S I engine.

Last Answer : 1. Noise and roughness: Mild knock is seldom audible and is not harmful. When intensity of knock increases a loud pulsating noise is produced due to development of a pressure wave. The ... and combustion chamber wall and this overheating leads to ignite the charge before the passage of spark

Define: i) Detonation ii) Pre-ignition.

Description : Define: i) Detonation ii) Pre-ignition.

Last Answer : i) Detonation: - Detonation is auto-ignition of last part of homogeneous charge occurring near the end of combustion, before the flame front reaches it. In auto- ignition, the burning is ... sparking plug electrodes, exhaust valve head, metal corners in the combustion chamber, carbon deposits etc.

Enlist the measures of control detonation in SI engine.

Description : Enlist the measures of control detonation in SI engine. 

Last Answer : Detonation can be control by any or all of the following techniques: 1) Use of a fuel with high octane rating. 2) Enriching the air-fuel ratio. 3) Reducing peak cylinder pressure. 4) decreasing ... . 8) Retarding spark. 9) Water injection 10) Use of high octane fuel can eliminate detonation.

Describe four effects of detonation.

Description : Describe four effects of detonation.

Last Answer : 1. Noise and roughness: Mild knock is seldom audible and is not harmful. When intensity of knock increases a loud pulsating noise is produced due to development of a pressure wave. The ... and combustion chamber wall and this overheating leads to ignite the charge before the passage of spark.

State the effect of detonation.

Description : State the effect of detonation.

Last Answer : Effects of Detonation: 1. Noise and roughness: Mild knock is seldom audible and is not harmful. When intensity of knock increases a loud pulsating noise is produced due to development of a ... and combustion chamber wall and this overheating leads to ignite the charge before the passage of spark.