Physics Echolocation is an adaptation bats use to All of these Find warm places for hibernation Locate flowering plants Hunt insects in flight All of these Find warm places for hibernation Locate flowering plants Hunt insects in flight ANSWER DOWNLOAD EXAMIANS APP
Physics Lightning is produced when Water vapour produces electricity in the clouds Strong opposite charges in different clouds break down the resistance offered by the intervening air Similar charges of electricity rush towards each other and then get repelled Clouds strike against impurities in air and the friction burns up these impurities Water vapour produces electricity in the clouds Strong opposite charges in different clouds break down the resistance offered by the intervening air Similar charges of electricity rush towards each other and then get repelled Clouds strike against impurities in air and the friction burns up these impurities ANSWER DOWNLOAD EXAMIANS APP
Physics Friction is caused by the ________ on the two surfaces in contact. Smoothness Gaps Irregularities Densities Smoothness Gaps Irregularities Densities ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following ray has minimum wavelength Cosmic ray Gamma ray Utraviolet ray X-rays Cosmic ray Gamma ray Utraviolet ray X-rays ANSWER DOWNLOAD EXAMIANS APP
Physics In a diesel engine the high temperature needed to ignite the fuel is achieved by Compressing air in the cylinders Using heat from exhaust The battery An electrical spark Compressing air in the cylinders Using heat from exhaust The battery An electrical spark ANSWER DOWNLOAD EXAMIANS APP
Physics A person does some work of 1,000 J in 2 s. His power will be ________ 50W 500W 1000W 25W 50W 500W 1000W 25W ANSWER DOWNLOAD EXAMIANS APP