IRRSP ACTUAL PAPER 2026 QUESTIONS WITH SOLUTIONS GRADED A+

IRRSP ACTUAL PAPER 2026 QUESTIONS
WITH SOLUTIONS GRADED A+


◉ Radiation Absorbed Dose.
Answer: The acronym rad means:
a. Radiation Absorbed Dose
b. Roentgen Absorbed Dose
c. Roentgen Acquired Dose
d. Radiation At Death


◉ Air.
Answer: The roentgen (R) exposure is measured in:
a. Tissue
b. Water
c. A lab
d. Air


◉ Milliroentgen.
Answer: The symbol mR means:
a. Milliroentgen

,b. Microroentgen
c. Megaroentgen
d. Millirem


◉ 1000 mR.
Answer: One roentgen or 1 R is equal to:
a. 100 mR
b. 1000 mR
c. 0.001 mR
d. 1 mR


◉ Roentgen Equivalent Man.
Answer: The acronym rem stands for:
a. Radiation Equivalent Man
b. Radiation Effect Man
c. Roentgen Effect Man
d. Roentgen Equivalent Man


◉ Quality factor.
Answer: The initialism QF stands for:
a. Quantity factor
b. Quality frequency

,c. Quality factor
d. Quality effective factor


◉ 1.
Answer: The quality factor for X-rays and gamma rays is:
a. 1
b. 2
c. 10
d. 20


◉ 20.
Answer: The quality factor for alpha(ray) particles is:
a. 1
b. 2
c. 10
d. 20


◉ Curies.
Answer: Activity of radioactive material is measured in:
a. Curies
b. Roentgens
c. Sieverts

, d. Grays


◉ Decay rate.
Answer: Becquerels and Curies are units of measurement of:
a. Physical size of the source
b. Gray per hour
c. Decay rate
d. Roentgen per hour


◉ Radioactive.
Answer: Atoms that have excess energy and are unstable are known
as:
a. Radioactive
b. Radioactivity
c. Balanced
d. Weighted


◉ Electrons.
Answer: Elementary particle units with a negative electrical charge
and a mass approximately equal to 1/1840 that of a proton are:
a. Electrons
b. Protons