Physics In which of the following cases, kinetic energy is being used in performing work ? Paddling the bicycle to cover a distance Driving a car to cover a distance Wind mill grinding wheat grain Rowing a boat in the lake Paddling the bicycle to cover a distance Driving a car to cover a distance Wind mill grinding wheat grain Rowing a boat in the lake ANSWER DOWNLOAD EXAMIANS APP
Physics Forged documents are detected by Ultraviolet rays Gamma rays Beta rays Infra-red rays Ultraviolet rays Gamma rays Beta rays Infra-red rays ANSWER DOWNLOAD EXAMIANS APP
Physics Why does water tank appear shallower when viewed from the top? Due to refraction Due to total internal reflection Due to diffraction Due to reflection Due to refraction Due to total internal reflection Due to diffraction Due to reflection ANSWER DOWNLOAD EXAMIANS APP
Physics A small drop of oil spreads over water because : Water has a higher surface tension Oil has a higher surface tension Oil has a higher viscosity Water has a higher viscosity Water has a higher surface tension Oil has a higher surface tension Oil has a higher viscosity Water has a higher viscosity ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following produces more severe burns ? Melting iceberg Boiling water Steam Hot water Melting iceberg Boiling water Steam Hot water ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following statements with regard to Jet stream, an upper level tropospheric wave, is not correct? It is narrow band of high-velocity wind. In summer, the polar front jet achieves its maximum force. Jet streams are typically continuous over long distances. It follows the wave path near the tropopause at elevations of 8 km to 15 km. It is narrow band of high-velocity wind. In summer, the polar front jet achieves its maximum force. Jet streams are typically continuous over long distances. It follows the wave path near the tropopause at elevations of 8 km to 15 km. ANSWER DOWNLOAD EXAMIANS APP