Physics Danger signals are generally red as red light Has lowest velocity Undergoes least deviation Gives comfort to eye Is least bright Has lowest velocity Undergoes least deviation Gives comfort to eye Is least bright ANSWER DOWNLOAD EXAMIANS APP
Physics A boy sitting in a train moving with a uniform velocity drops a coin outside. A man standing outside the train will find the trajectory of the coin to be A parabola A vertical straight line A horizontal straight line A circle A parabola A vertical straight line A horizontal straight line A circle ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not caused by atmospheric refraction of light ? Sun becoming visible two or three minutes before actual sunrise Twinkling of stars at night Sun appearing red at sunset Sun appearing higher in the sky than it actually is Sun becoming visible two or three minutes before actual sunrise Twinkling of stars at night Sun appearing red at sunset Sun appearing higher in the sky than it actually is ANSWER DOWNLOAD EXAMIANS APP
Physics In which region of electromagnetic spectrum does the Lyman series of hydrogen atom lie ? Infrared Ultraviolet Visible X-ray Infrared Ultraviolet Visible X-ray ANSWER DOWNLOAD EXAMIANS APP
Physics Which combination of colour is the most convenient during day and night time ? White and black Organe and blue Yellow and blue Red and green White and black Organe and blue Yellow and blue Red and green ANSWER DOWNLOAD EXAMIANS APP
Physics The part of the eye having the largest refractive index is : Vitreous humor Cornea Aqueous humor Lens Vitreous humor Cornea Aqueous humor Lens ANSWER DOWNLOAD EXAMIANS APP