Physics Calculate the time period (in seconds) of a sound wave of wavelength 4m traveling with a speed of 500m/s 1000 0.008 2000 0.016 1000 0.008 2000 0.016 ANSWER DOWNLOAD EXAMIANS APP
Physics Proton carry a Negative Charge Positive Charge Variable Charge Neutral Charge Negative Charge Positive Charge Variable Charge Neutral Charge ANSWER DOWNLOAD EXAMIANS APP
Physics In heating frozen foods in sealed pouches in a microwaves, why do you first poke holes in the pouch? To prevent the steam pressure from bursting open the pouch To allow the aroma of the food to come out through the holes To allow the heat to get into the food through the hole To allow the microwaves to get into the food through the holes To prevent the steam pressure from bursting open the pouch To allow the aroma of the food to come out through the holes To allow the heat to get into the food through the hole To allow the microwaves to get into the food through the holes ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is optical illusion? Rainbow Mirage Halo Earthshine Rainbow Mirage Halo Earthshine ANSWER DOWNLOAD EXAMIANS APP
Physics What is the phenomenon which established the transverse nature of light ? Interference Reflection Diffraction Polarisation Interference Reflection Diffraction Polarisation ANSWER DOWNLOAD EXAMIANS APP
Physics Convex mirror is generally used in ________ Reflector for head light Opthalmoscope Rear view mirror Solar cookers Reflector for head light Opthalmoscope Rear view mirror Solar cookers ANSWER DOWNLOAD EXAMIANS APP