Physics The waves used in sonography are Sound waves Ultrasonic waves Micro waves Infra-red waves Sound waves Ultrasonic waves Micro waves Infra-red waves ANSWER DOWNLOAD EXAMIANS APP
Physics Green house effect is the heating up of the Earth's atmosphere which is due to G-rays X-rays The infra-red rays The ultraviolet rays G-rays X-rays The infra-red rays The ultraviolet rays ANSWER DOWNLOAD EXAMIANS APP
Physics Energy that is produced commercially from coal is called Light energy Kinetic energy Thermal energy Potential energy Light energy Kinetic energy Thermal energy Potential energy ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following is a good electrical conductor? Diamond Graphite Charcoal Peat Diamond Graphite Charcoal Peat ANSWER DOWNLOAD EXAMIANS APP
Physics Why is it difficult to breathe at higher altitudes? Due to low air pressure Due to low temperature Due to ozone Due to high humidity Due to low air pressure Due to low temperature Due to ozone Due to high humidity ANSWER DOWNLOAD EXAMIANS APP
Physics For accurate scientific work, temperatures are often measured by Mercury thermometers Platinum resistance thermometers Thermoelectric thermometers Alcohol thermometers Mercury thermometers Platinum resistance thermometers Thermoelectric thermometers Alcohol thermometers ANSWER DOWNLOAD EXAMIANS APP
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