Physics The sounds having a frequency of 20 Hertz to 20,000 Hertz are known as Ultrasonics Infrasonics Megasonics Audible sounds Ultrasonics Infrasonics Megasonics Audible sounds ANSWER DOWNLOAD EXAMIANS APP
Physics Isotopes of an element contain equal number of protons and electrons the same number of neutrons but different number of protons the same number of protons but different number of neutrons equal number of nucleons equal number of protons and electrons the same number of neutrons but different number of protons the same number of protons but different number of neutrons equal number of nucleons ANSWER DOWNLOAD EXAMIANS APP
Physics Curie point is the temperature at which A metal loses conductivity Transmutation of metal occurs. Matter becomes radioactive A metal loses magnetic properties. A metal loses conductivity Transmutation of metal occurs. Matter becomes radioactive A metal loses magnetic properties. ANSWER DOWNLOAD EXAMIANS APP
Physics Total internal reflection can not take place when light goes from : Water to glass Water to air Glass to water Glass to air Water to glass Water to air Glass to water Glass to air ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is used for regulated electric supply ? Tunnel diode Junction diode Zener diode Gun diode Tunnel diode Junction diode Zener diode Gun diode ANSWER DOWNLOAD EXAMIANS APP
Physics In the process of magnetisation of a bar Only some parts of the outer layers of the bar get magnetised The entire bulk of the bar gets magnetised Only the ends of the bar get magnetised Only the surface of the bar gets magnetised Only some parts of the outer layers of the bar get magnetised The entire bulk of the bar gets magnetised Only the ends of the bar get magnetised Only the surface of the bar gets magnetised ANSWER DOWNLOAD EXAMIANS APP
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