Q. What does the first part of the code used for classification of rail failure consist of?

View solution

Q. Which letter is used for points and crossing rails in the code used for classification of rail failures?

View solution

Q. What is the reason for withdrawal of rail if letter ‘C’ is used in code?

View solution

Q. What does the third letter represent in the First portion of the code used for classification of rail failures?

View solution

Q. What does the first digit of the second portion of the code represent?

View solution

Q. Which digit is used to tell that the failure in the rail section has started from within the rail head?

View solution

Q. Rails having visual or ultrasonic detection should be sent for metallurgical investigations.

View solution

Q. How can rail flaws be detected?

View solution

Q. What is another name of Ultrasonic rail flaw detection technique?

View solution

Q. What is the minimum frequency of ultrasonic waves?

View solution

Q. How defects are identified using ultrasonic waves?

View solution

Q. Crystal transducers are used for ________

View solution

Q. Which probe is suitable for detecting horizontal and inclined flaws?

View solution

Q. Which of the following techniques is used by Indian railways for ultrasonic testing?

View solution

Q. How is the echo arising due to fault determined using pulse echo system?

View solution

Q. What does IMR stand for in the classification of Rail flaws?

View solution

Q. What type of defect is OBS defect?

View solution

Q. An OBS(E) designation represents a defect ______

View solution

Q. Which of the following can be used for testing of long railway tracks?

View solution

Q. What is the frequency prescribed for the need based concept of the ultrasonic testing?

View solution