Physics The safest hammers are those with heads that are Cast steel and chiseled Welded and alloyed Alloy and drop-forged steel Chiseled and drop forged Cast steel and chiseled Welded and alloyed Alloy and drop-forged steel Chiseled and drop forged ANSWER DOWNLOAD EXAMIANS APP
Physics The sound produced by a bat is– Audible Infrasonic Ultrasonic Subsonic Audible Infrasonic Ultrasonic Subsonic ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following devices can be used to detect radiant heat ? Thermopile Constant volume air thermometer Liquid thermometer Six's maximum and minimum thermometer Thermopile Constant volume air thermometer Liquid thermometer Six's maximum and minimum thermometer ANSWER DOWNLOAD EXAMIANS APP
Physics Sound waves cannot travel in Hydrogen gas Vacuum Water Glass Hydrogen gas Vacuum Water Glass ANSWER DOWNLOAD EXAMIANS APP
Physics Supersonic plane fly with the speed of sound less than the speed of sound of light greater than the speed of sound of sound less than the speed of sound of light greater than the speed of sound ANSWER DOWNLOAD EXAMIANS APP
Physics The base of an electric iron is brightly polished mainly To make it smooth and frictionless To reduce heat loss by radiation To make it rust-proof To make it more durable To make it smooth and frictionless To reduce heat loss by radiation To make it rust-proof To make it more durable ANSWER DOWNLOAD EXAMIANS APP
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