During compression test of cast iron, the failure occurs i.e. the crack appears along the _________

Identify the type of destructive testing __________

In charpy test specimen, the angle of v-notch section is ________

Rule (ruler/scale), capable of reading the dimensions of test specimens to an accuracy of ____

The levelling operation that removes humps and hollows and give a true, uniform concrete surface is called ________

Load measuring device shall be capable of measuring loads to an accuracy of _______

The shape of specimen used in compression test is Cube and cylinder.

Which of the following statements is/are true for the ultrasonic test?