Physics A solid needle placed horizontally on the surface of the water floats due to Viscosity of water Surface tension of water Water pressure Capillary action Viscosity of water Surface tension of water Water pressure Capillary action ANSWER DOWNLOAD EXAMIANS APP
Physics Gas thermometers are more sensitive than the liquid thermometers because the gases Have low specific heat Are lighter Have high,specific heat Have large coefficient of expansion Have low specific heat Are lighter Have high,specific heat Have large coefficient of expansion ANSWER DOWNLOAD EXAMIANS APP
Physics Energy is continuously created in the sun due to: Nuclear fission Nuclear fusion Radioactivity Artificial radioactivity Nuclear fission Nuclear fusion Radioactivity Artificial radioactivity ANSWER DOWNLOAD EXAMIANS APP
Physics The damage of the human body due to radiation (X-rays or grays etc,) is measured in : Roentgen Curie Rems Rads Roentgen Curie Rems Rads ANSWER DOWNLOAD EXAMIANS APP
Physics Optic fibres are used in : CAT scans Ultrasound scans X-ray photos Endoscopy CAT scans Ultrasound scans X-ray photos Endoscopy ANSWER DOWNLOAD EXAMIANS APP
Physics When a ring of metal is heated what happens to its hole ? Contracts It expands or contracts according to its coefficient of expansion Expands It expands or contracts according to its diameter Contracts It expands or contracts according to its coefficient of expansion Expands It expands or contracts according to its diameter ANSWER DOWNLOAD EXAMIANS APP