Physics Sun appears red in colour at sunrise and sunset due to That all other colours scatter away except red The fact that sun emits only red colour at that time That sun comes out of the mountains Red light having longer wave length scatters away That all other colours scatter away except red The fact that sun emits only red colour at that time That sun comes out of the mountains Red light having longer wave length scatters away ANSWER DOWNLOAD EXAMIANS APP
Physics The bats can fly in the dark because They generate flashes of light They can see the objects in darkness They generate ultrasonic sound waves They have weak legs and are likely to be attacked by predators They generate flashes of light They can see the objects in darkness They generate ultrasonic sound waves They have weak legs and are likely to be attacked by predators ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not a valid conservation law of classical physics? Law of conservation of current Law of conservation of energy Law of conservation of charge Law of conservation of angular momentum Law of conservation of current Law of conservation of energy Law of conservation of charge Law of conservation of angular momentum ANSWER DOWNLOAD EXAMIANS APP
Physics In the absence of ozone layer, which rays will enter into atmosphere? Ultraviolet Infrared Visible X-rays Ultraviolet Infrared Visible X-rays ANSWER DOWNLOAD EXAMIANS APP
Physics The damage of the human body due to radiation (X-rays or grays etc,) is measured in : Curie Rems Rads Roentgen Curie Rems Rads Roentgen ANSWER DOWNLOAD EXAMIANS APP
Physics If density of oxygen is 16 times that of hydrogen, what will be their corresponding ratio of velocity of sound? 0.044444444444444 0.16736111111111 0.084027777777778 0.052777777777778 0.044444444444444 0.16736111111111 0.084027777777778 0.052777777777778 ANSWER DOWNLOAD EXAMIANS APP