Physics In the absence of ozone layer, which rays will enter into atmosphere? Ultraviolet Visible X-rays Infrared Ultraviolet Visible X-rays Infrared ANSWER DOWNLOAD EXAMIANS APP
Physics For a ray of light to suffer total internal reflection it has to pass from : Air to water Water to glass Air to glass Glass to water Air to water Water to glass Air to glass Glass to water ANSWER DOWNLOAD EXAMIANS APP
Physics The device which transfer the signal from low resistance region to high resistance region is Capacitor Diode Inductor Transistor Capacitor Diode Inductor Transistor ANSWER DOWNLOAD EXAMIANS APP
Physics It is easier to roll a barrel full of coal tar than to pull it because the full weight of the barrel comes into play when it is pulled more surface area of the barrel is in contact with the road when it is pulled the rolling friction is much less than the sliding friction coal tar is a liquid and it flows in the barrel when it is rolled the full weight of the barrel comes into play when it is pulled more surface area of the barrel is in contact with the road when it is pulled the rolling friction is much less than the sliding friction coal tar is a liquid and it flows in the barrel when it is rolled ANSWER DOWNLOAD EXAMIANS APP
Physics Gas thermometers are more sensitive than the liquid thermometers because the gases Are lighter Have low specific heat Have large coefficient of expansion Have high,specific heat Are lighter Have low specific heat Have large coefficient of expansion Have high,specific heat ANSWER DOWNLOAD EXAMIANS APP
Physics A liquid disturbed by stirring comes to rest due to Surface tension Density Viscosity Centripetal force Surface tension Density Viscosity Centripetal force ANSWER DOWNLOAD EXAMIANS APP