Physics When an electric bulb breaks, there is an explosive sound. That is due to The compressed gases inside rushing out suddenly None of these The chemical reaction between the gases inside the bulb The air outside rushing in to fill the vacuum inside the bulb The compressed gases inside rushing out suddenly None of these The chemical reaction between the gases inside the bulb The air outside rushing in to fill the vacuum inside the bulb ANSWER DOWNLOAD EXAMIANS APP
Physics A person does some work of 1,000 J in 2 s. His power will be ________ 1000W 50W 25W 500W 1000W 50W 25W 500W ANSWER DOWNLOAD EXAMIANS APP
Physics The dimensional formula for universal gravitational constant is M–1L3T–2 M–2 ML2T–2 M 1L3T2 M–1L3T–2 M–2 ML2T–2 M 1L3T2 ANSWER DOWNLOAD EXAMIANS APP
Physics A pond of water appears less deep due to Reflection Diffraction Polarisation Refraction Reflection Diffraction Polarisation Refraction ANSWER DOWNLOAD EXAMIANS APP
Physics Sound becomes hazardous noise pollution at decibels? Above 30 db Above 80 db Above 120 db Above 50 db Above 30 db Above 80 db Above 120 db Above 50 db ANSWER DOWNLOAD EXAMIANS APP
Physics The velocity required to place a vehicle in orbit around the moon is ________ that required to place it in orbit round the earth. Greater than or equal to Less than Greater than Equal to Greater than or equal to Less than Greater than Equal to ANSWER DOWNLOAD EXAMIANS APP