Physics The unit of measurement of noise is Acoustics Hertz Amplifier Decibel Acoustics Hertz Amplifier Decibel ANSWER DOWNLOAD EXAMIANS APP
Physics Choose the most appropriate answer: Natural radioactivity was discovered by Marie Curie Enrico Fermi Earnest Rutherford Henry Bacquerel Marie Curie Enrico Fermi Earnest Rutherford Henry Bacquerel ANSWER DOWNLOAD EXAMIANS APP
Physics Proton carry a Positive Charge Negative Charge Neutral Charge Variable Charge Positive Charge Negative Charge Neutral Charge Variable Charge ANSWER DOWNLOAD EXAMIANS APP
Physics Find the resistance (in mega) of a wire of length 20m, cross sectional area 1 cm2 and made of a material of resistivity 200m. 40 80 2000 4000 40 80 2000 4000 ANSWER DOWNLOAD EXAMIANS APP
Physics A small drop of oil spreads over water because : Water has a higher viscosity Water has a higher surface tension Oil has a higher viscosity Oil has a higher surface tension Water has a higher viscosity Water has a higher surface tension Oil has a higher viscosity Oil has a higher surface tension ANSWER DOWNLOAD EXAMIANS APP
Physics The earth is a Good reflector of heat Non-absorber of heat Good absorber and good radiator of heat Bad absorber and bad radiator of heat Good reflector of heat Non-absorber of heat Good absorber and good radiator of heat Bad absorber and bad radiator of heat ANSWER DOWNLOAD EXAMIANS APP