Physics A television channel is characterised by Frequency of transmitted signal Velocity of transmitted signal Size of picture tube Physical dimension of television screen Frequency of transmitted signal Velocity of transmitted signal Size of picture tube Physical dimension of television screen ANSWER DOWNLOAD EXAMIANS APP
Physics Choose the most appropriate answer: In which atmospheric layer are the communication satellites located? Troposphere Ionosphere Stratosphere Mesosphere Troposphere Ionosphere Stratosphere Mesosphere ANSWER DOWNLOAD EXAMIANS APP
Physics Rectifiers are used to convert: Low voltage to high voltage High voltage to low voltage Alternating current to Direct current Direct current to Alternating current Low voltage to high voltage High voltage to low voltage Alternating current to Direct current Direct current to Alternating current ANSWER DOWNLOAD EXAMIANS APP
Physics Why does'nt the hydrogen atom emit X-rays? It is highly electropositive It is very small in size Its energy levels are very close to each other It has only one electron It is highly electropositive It is very small in size Its energy levels are very close to each other It has only one electron ANSWER DOWNLOAD EXAMIANS APP
Physics Which type of mirror is used in the head lights of vehicles ? Concave mirror Parabolic mirror Convex mirror Plane mirror Concave mirror Parabolic mirror Convex mirror Plane mirror ANSWER DOWNLOAD EXAMIANS APP
Physics In quantum mechanics a particle is represented by a Wave Particle None of these Wave packet Wave Particle None of these Wave packet ANSWER DOWNLOAD EXAMIANS APP
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