The 100 mm radius in an IIW block is used to:

Related MCQs

• The 50 mm diameter hole in an IIW block is used to:
• The 2 mm wide notch in the IIW block is used to:
• AA standard block which can be used to calibrate an instrument for an angle beam range calibration is:
• A common application of an aluminium block containing quench cracks is to:
• Reference standards containing a series of flat bottom holes of the same diameter at different depths in each block are called?
• What is the magnetic field strength at the surface of a 100 mm diameter bar as compared to that at the surface of a 50 mm diameter bar, each carrying 1000 amps of current?
• If the radiation intensity is 1 Gy/h (100 R/h) at a distance of 152.4 cm (5 feet) from a source, what is the intensity at 610 cm (20 feet)?
• A radiographic exposure with 3700 GBq (100 Ci) source of Ir-192 using source to film distance of 60 cm results in a radiation intensity of 0.12 Gy/h (11.8 R/h) and a radiographic density of 2.5. The intensity of radiation needed to obtain the same density when the source to film distance is changed to120 cm is:
• How many decibels of attenuation correspond to an ultrasonic signal loss of from 100% to 25% on full screen height?
• A wire brush should be used for pre-cleaning: