Physics Speed of sound is maximum in which among the following? Solids Vaccum Liquids Gases Solids Vaccum Liquids Gases ANSWER DOWNLOAD EXAMIANS APP
Physics The increasing order of the refractive index of certain materials is (left to right) ________ Rock Salt, Ice, Benzene, Kerosene Kerosene, Ice, Benzene, Rock Salt Rocksalt, Benzene, Kerosene, Ice Ice, Kerosene, Benzene, Rock Salt Rock Salt, Ice, Benzene, Kerosene Kerosene, Ice, Benzene, Rock Salt Rocksalt, Benzene, Kerosene, Ice Ice, Kerosene, Benzene, Rock Salt ANSWER DOWNLOAD EXAMIANS APP
Physics The ordinary and maximum tolerance limit of sound by human being is 65 db to 75 db (decibel) 60 db to 80 db (decibel) 70 db to 85 db (decibel) 50 db to 70 db (decibel) 65 db to 75 db (decibel) 60 db to 80 db (decibel) 70 db to 85 db (decibel) 50 db to 70 db (decibel) ANSWER DOWNLOAD EXAMIANS APP
Physics The energy stored in a watch spring is Chemical energy Heat energy Kinetic energy Potential energy Chemical energy Heat energy Kinetic energy Potential energy ANSWER DOWNLOAD EXAMIANS APP
Physics Mach number is used in connection with the speed of aircraft sound ships spacecraft aircraft sound ships spacecraft ANSWER DOWNLOAD EXAMIANS APP
Physics To resolve an object in an electron microscope, The wavelength of the electrons must be close to the diameter of the object None of these The wavelength of the electrons must be greater than the diameter of the object. Both A & B The wavelength of the electrons must be close to the diameter of the object None of these The wavelength of the electrons must be greater than the diameter of the object. Both A & B ANSWER DOWNLOAD EXAMIANS APP