Modern Physics - Study Mode
[#31] Infrared, visible and ultraviolet radiations/light have different properties. Which one of the following statements related to these radiations/light is not correct?
Correct Answer
(D) The photon energy of ultraviolet is less than that of visible light
[#32] Which of the following is used in the preparation of Nuclear bombs?
Correct Answer
(B) Uranium
[#33] Basic scientific principle behind a nuclear reactor is
Correct Answer
(D) controlled nuclear fission
[#34] If the potential difference applied to an X-ray tube is doubled while keeping the separation between the filament and the target as same, what will happen to the cut-off wavelength?
Correct Answer
(C) Will be halved
[#35] Which metal can be used for producing electricity?
Correct Answer
(A) Uranium