Physics A barometer is kept inside a bell jar. Air is slowly pumped out of the jar. The mercury level starts rising The mercury level starts falling The bell jar breaks up The mercury level does not change The mercury level starts rising The mercury level starts falling The bell jar breaks up The mercury level does not change ANSWER DOWNLOAD EXAMIANS APP
Physics Calculate the time period (in seconds) of a sound wave of wavelength 4m traveling with a speed of 500m/s 2000 0.016 1000 0.008 2000 0.016 1000 0.008 ANSWER DOWNLOAD EXAMIANS APP
Physics Sound waves cannot travel through Gas Liquid Solid Vacuum Gas Liquid Solid Vacuum ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following is not a property of electromagnetic waves? Electromagnetic waves are transverse waves Oscillating electric field and magnetic field are perpendicular to each other. Electromagnetic waves do not require a medium to propagate. Electromagnetic waves do not show interference and diffraction. Electromagnetic waves are transverse waves Oscillating electric field and magnetic field are perpendicular to each other. Electromagnetic waves do not require a medium to propagate. Electromagnetic waves do not show interference and diffraction. ANSWER DOWNLOAD EXAMIANS APP
Physics Choose the most appropriate answer: Sir CV Raman was awarded Noble Prize for his work connected with which of the following phenomenon of radiation? Scattering Polarization Diffraction Interference Scattering Polarization Diffraction Interference ANSWER DOWNLOAD EXAMIANS APP
Physics While ascending a hill, the driver of the vehicle keeps the gear ratio Either equal to or greater than 1 Greater than 1 Less than 1 Equal to 1 Either equal to or greater than 1 Greater than 1 Less than 1 Equal to 1 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS