Physics What is the minimum distance (in metres) required to hear an echo? 17 10 13 21 17 10 13 21 ANSWER DOWNLOAD EXAMIANS APP
Physics One bar is equal to 106 Pa 105 Pa 104 Pa 103 Pa 106 Pa 105 Pa 104 Pa 103 Pa ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following properties is found only in ferromagnetic materials ? Point in a particular direction Susceptibility independent of temperature Hysteresis Attracting a magnetic substance Point in a particular direction Susceptibility independent of temperature Hysteresis Attracting a magnetic substance ANSWER DOWNLOAD EXAMIANS APP
Physics In beta decay what is emitted Proton Electron Neutron All of these Proton Electron Neutron All of these ANSWER DOWNLOAD EXAMIANS APP
Physics A doppler effect occurs when a source of sound moves Away from you Towards you Both A & B None of these Away from you Towards you Both A & B None of these ANSWER DOWNLOAD EXAMIANS APP
Physics Speed of sound in air is unaffected by change in Humidity Temperature Pressure Volume Humidity Temperature Pressure Volume ANSWER DOWNLOAD EXAMIANS APP