Is X ray the same as CT scan or MRI

Though all these procedures are on the same principal of Radiation, the radiomagnetic fields are different and thus each gives different delineation. X rays are very useful to detect bone and lung lesions. CT is very useful to pick up problems in the internal organs such as brain and abdomen. MRI can delineate anatomy as well as pathology in the organ well. Besides CAT scan and MRI can cause lot of radiation and thus are not done as routine tests.