Physics Bats can sense obstacles because they produce Micro sound waves Supersonic sound waves Infrasonic sound waves Ultrasonic sound waves Micro sound waves Supersonic sound waves Infrasonic sound waves Ultrasonic sound waves ANSWER DOWNLOAD EXAMIANS APP
Physics The unit of Planck's constant is J/s Js–2 Js2 Js J/s Js–2 Js2 Js ANSWER DOWNLOAD EXAMIANS APP
Physics Curie point is the temperature at which A metal loses conductivity A metal loses magnetic properties. Matter becomes radioactive Transmutation of metal occurs. A metal loses conductivity A metal loses magnetic properties. Matter becomes radioactive Transmutation of metal occurs. ANSWER DOWNLOAD EXAMIANS APP
Physics The cooling by a desert Cooler is based on: Air Rehydration Hot air replacement Evaporative Cooling Air dehydration Air Rehydration Hot air replacement Evaporative Cooling Air dehydration ANSWER DOWNLOAD EXAMIANS APP
Physics Pressure Cooker cooks faster because The material of the cooker is a good conductor Boiling point decreases with rise of pressure It cooks the food at low pressure Higher temperature is attained for cooking The material of the cooker is a good conductor Boiling point decreases with rise of pressure It cooks the food at low pressure Higher temperature is attained for cooking ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following experiments analyzed the Fraunhofer lines of the solar spectrum? Barkla's experiment on scattering of X-rays Geiger and Marsdens experiment on scattering of alpha particles Lamb-Rutherford experiment Bunsen and Kirchhoff's experiment Barkla's experiment on scattering of X-rays Geiger and Marsdens experiment on scattering of alpha particles Lamb-Rutherford experiment Bunsen and Kirchhoff's experiment ANSWER DOWNLOAD EXAMIANS APP