Q.1.
By adjusting which of the following we can vary the opening fuel line pressure?
Q.2.
For what purpose a small quantity of fuel is purposely allowed to mean between the nozzle valve and its guide?
Q.3.
In which type of combustion chamber hole-type nozzle are preferred?
Q.4.
What is the opening pressure range in MPa of a hole-type nozzle?
Q.5.
Which of the following is not a property of a good fuel injector?
Q.6.
What is the shape of the lower pintle end in a throttling pintle type?
Q.7.
What is the operating pressure in MPa of a pintle type nozzle?
Q.8.
In which type of combustion chamber pintle type nozzle injectors are preferred?
Q.9.
What is the hole angle degree in an upward direction in a multi-hole nozzle?
Q.10.
Which among the following is not a part of the injector?
Q.11.
Which among the following is an advantage of the pintle type nozzle?
Q.12.
How much is the angle of spray cone in a single hole nozzle?
Q.13.
What is the use of the additional hole present in a pintaux nozzle?