Rutherford in his atomic model could not explain behavior of ___________ ?
(A) Electrons
(B) Protons
(C) Neutrons
(D) Neutrino
Joule Thomson effect is based upon __________ ?
(A) Sudden compression of gases
(B) Sudden expansion of gases
(C) Cooling of gases
(D) Heating of gases
Medium which sends signal from source to destination is known as ________ ?
(A) Transmitter
(B) Transmission channel
(C) Receiver
(D) Hardware
Newton’s Third Law of Motion?
(A) every action there is an equal and opposite reaction.
(B) attraction or repulsion between two charges
(C) volume of a given mass of gas increases or decreases
(D) temperature remaining constant, volume of a given mass of a gas varies inversely
Oil rises up to wick in a lamp because_____________?
(A) Oil is very light
(B) Oil is volatile
(C) Diffusion of oil through the wick
(D) Capillary action phenomenon
Which one of the following is not a radioactive element ?
(A) Cadmium
(B) Thorium
(C) Radium
(D) Uranium
The most suitable unit for expressing nuclear radius is_______?
(A) Angstrom
(B) Micro
(C) Nano meter
(D) Fermi
The turning effect of force is called_________?
(A) Moment
(B) Momentum
(C) Torque
(D) None of these
Which of the following waves have smallest velocity in vacuum?
(A) Ultraviolet
(B) Sound
(C) Infra-Red
(D) Micro