$gamma$ rays consists of
1). ?Meson particles?
2). Neutrino particles
3). Higg's boson?
4). ?Electromagnetic waves
U -235 belongs to which member of?the series?
1). Neptunium series
2). Thorium series
3). Actinium series
4). Uranium series
Chernobyl Nuclear Plant, now decommissioned is in
1). Russia
2). Ukrain?
3). Belarus
4). Georgia?
An intrinsic semiconductor at?absolute zero temperature is a
1). Superconductor?
2). good conductor?
3). Perfect insulator
4). ?none
?X- rays are ______. waves.
1). Longitudinal
2). Transverse?
3). Electromagnetic?
4). Elastic