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Burning of the propellants take place in __________

Burning of the propellants take place in __________ Correct Answer combustion chamber

Propellants burn in the combustion chamber for both solid and liquid rocket engines. This burning can produce temperatures higher than melting points of many of the chamber wall materials. So, an effective cooling system is used to mitigate this issue.

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The admission ticket for an Art Gallery bears a password which is changed after every clock hour based on set of words Chosen for each day. The following is an illustration of the code and steps of rearrangement for subsequent clock hours. The Time is 9 a.m. to 3 p.m. Day’s first password: First Batch – 9 a.m. to 10 a.m. is not ready cloth simple harmony burning Second Batch – 10 a.m. to 11 a.m. ready not is cloth burning harmony simple Third Batch – 11 a.m. to 12 noon cloth is not ready simple harmony burning Fourth Batch – 12 noon to 1 p.m. not is cloth ready burning harmony simple Fifth Batch – 1 p.m. to 2 p.m. ready cloth is not simple harmony burning and so on. If the password for 11 a.m. to 12 noon was –“soap shy miss pen yet the she”, what was the password for the First Batch?
The admission ticket for an exhibition bears a password which is changed after every clock hour based on set of words chosen for each day. The following is an illustration of the code and steps of rearrangement for subsequent clock hours. The time is 9 a.m. to 3 p.m. Day's first password : First Batch ----- 9 a.m. to 10 a.m. is not ready cloth simple harmony burning Second Batch ----- 10 a.m. to 11 a.m. ready not is cloth burning harmony simple Third Batch ----- 11 a.m. to 12 noon cloth is not ready simple harmony burning Fourth Batch ----- 12 noon to 1 p.m. not is cloth ready burning harmony simple Fifth Batch ----- 1 p.m. to 2 p.m. ready cloth is not simple harmony burning and so on. If the password for 11 a.m. to 12 noon was --- "soap shy miss pen yet the she", what was the password for the first batch ?
Arson is a crime of intentionally, deliberately and maliciously setting fire to buildings, wildland areas, abandoned homes, vehicles or other property with the intent to cause damage or enjoy the act. It may be distinguished from other causes such as spontaneous combustion, accidental fires (smoking in bed, e.g.) and natural wildfires. Arson often involves someone deliberately burning their own property, or having someone else do it, to collect the insurance. First-degree arson – Burning an occupied structure such as a school or a place where people are normally present. Second-degree arson – Burning an unoccupied building such as an empty barn or an unoccupied house or other structure in order to claim insurance on such property. Third-degree arson – Burning an abandoned building or an abandoned area, such as a field, forest or woods.   Assuming the given information is true, pick the most appropriate option.
Study information given and select valid conclusion/s from the given statements based on it. In a joint family the number of members who take only coffee is equal to the half the number of members who take tea and the number of persons who take only tea is equal to the half the number of persons who take coffee. Statements: a. The total number of persons who take either coffee or tea or both is thrice the number of persons who take only coffee or only tea. b. The total number of persons who take only coffee and those who take only tea is twice the number of persons who take both coffee and tea.
An Investigator interviewed 100 students to determine the performance of three drinks milk, coffee and tea. The investigator reported that 10 students take all three drinks, 20 students take milk and coffee, 30 students take coffee and tea; 25 students take milk and tea; 12 students take milk only. 5 students take coffee only and 8 student take tea only. Then the number of students who did not take any of the three drinks is λ. The value of \(\frac{\lambda }{4}\) is equal to
Propellants that are thick or viscous under static conditions, but flow through valves, injectors, pipes or pumps when adequate shear stress is applied are called __________ propellants.
In a six-digit number, the digit of thousands place is 4. The digit at ten's place is double that of digit at thousand's place and digit at hundreds places is half of the digit at thousand’s place. The digit at unit's place is half of the digit at hundred's place. Digit at Ten thousand's place is sum of the digits at thousands and hundreds place and digit at lakh's place is half the digit at ten thousands place. What will be the number?
By studying all following options, select a pair that uses most closely similar reasoning. a. Researchers have looked at the communication between different animals and found that meerkats have a series of alerts and calls that fail into two categories, greetings and alarms. Since we can be sure that this meerkat is not calling as a greeting, we must accept that he is attempting to raise the alarm. b. Farmers must choose between using organic or non-organic fertilisers on their land. Organic fertilisers can produce a lower crop yield and farmers may find it difficult to change to organic methods if they have been using non-organic methods for some time. Farmers should, therefore, consider the longer-term impacts of their decisions. c. Either young persons are getting cleverer each year or examinations are becoming easier for students to pass. Since there is very little evidence from IQ testing and other supposed benchmarks that young persons are more intelligent now than in the past, we must conclude that the examination system is easier for students today than it was in the past. d. Closed wood burning chulhas are a better way to cook your food than open fire chulhas. Closed wood burning chulhas are highly efficient, whereas the open fire of open fire chulhas loses a great deal of heat in the air. More people should, therefore, use closed wood burning chulhas in their homes.
In which of the following situations, water cannot be used to extinguish the fire? a) burning of wood b) burning of diesel c) burning of paper d) short-circuit of electrical appliance
'A burning candle gets put out after some time of being covered with a glass jar.' Which of the following inference can be drawn from the above observation?  A. Air is required for the burning of candle. B. Oxygen is required for the burning of candles.