get the app

Question: By which one of the following an old written material which can not be read easily can be read ?
1)y - rays
2)x -- rays
4)Radio frequency waves

Previous Next

Suggest other answer
Login to Discuss/suggest the answer...

Exam Exam: Atomic Structure QUESTIONS

Subscribe here for free mock test on IAS PCS SSC and other competitive exam. Signup here to get SSC CGL Solution and main exam study material