Physics For which of the following substances, the resistance decreases with increase in temperature? Copper Pure silicon Platinum Nichrome Copper Pure silicon Platinum Nichrome ANSWER DOWNLOAD EXAMIANS APP
Physics Light travels slowest in Water Glass Vacuum Air Water Glass Vacuum Air ANSWER DOWNLOAD EXAMIANS APP
Physics It is dangerous to observe Solar eclipse with naked eyes because Infrared radiations from sun burn our retina Cosmic rays reach eyes more during the eclipse All radiations from sun initiate chemical reactions in eyes Ultraviolet radiations from Sun burn our retina Infrared radiations from sun burn our retina Cosmic rays reach eyes more during the eclipse All radiations from sun initiate chemical reactions in eyes Ultraviolet radiations from Sun burn our retina ANSWER DOWNLOAD EXAMIANS APP
Physics What is the SI unit of intensity of sound? Newton Heartz Decibel Tesla Newton Heartz Decibel Tesla ANSWER DOWNLOAD EXAMIANS APP
Physics Mud houses are cooler in summers and warmer in winters as compared to brick houses because Mud is a bad conductor Evaporation of water causes cooling in summers and sunlight coming through holes causes warming in winters Mud is a poor insulator Mud is a good conductor Mud is a bad conductor Evaporation of water causes cooling in summers and sunlight coming through holes causes warming in winters Mud is a poor insulator Mud is a good conductor ANSWER DOWNLOAD EXAMIANS APP
Physics What is unit of Viscosity ? Newton second per square meter Joule per kilogram per Kelvin Coulomb Watt per meter per degree celcius Newton second per square meter Joule per kilogram per Kelvin Coulomb Watt per meter per degree celcius ANSWER DOWNLOAD EXAMIANS APP
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