Physics Stars twinkle because the intensity of light emitted by them changes with time. the refractive index of the different layers of the earth's atmosphere ch the distance of the stars from the earth changes with time. None of these the intensity of light emitted by them changes with time. the refractive index of the different layers of the earth's atmosphere ch the distance of the stars from the earth changes with time. None of these ANSWER DOWNLOAD EXAMIANS APP
Physics The unit for measuring electric power is the Steridian Watts Watts Volts Steridian Watts Watts Volts ANSWER DOWNLOAD EXAMIANS APP
Physics What is the effective resistance (in Ω) of two resistors 20 Ω and 30 Ω connected in parallel? 50 24 36 12 50 24 36 12 ANSWER DOWNLOAD EXAMIANS APP
Physics Rainbow is due to ionisation of water deposits absorption of sunlight in minute water droplets diffusion of sunlight through water droplets refraction and reflection of sunlight by water droplets ionisation of water deposits absorption of sunlight in minute water droplets diffusion of sunlight through water droplets refraction and reflection of sunlight by water droplets ANSWER DOWNLOAD EXAMIANS APP
Physics Sound travels fastest in Vacuum Air Water Glass Vacuum Air Water Glass ANSWER DOWNLOAD EXAMIANS APP
Physics Water is not suitable as a calorimetric substance because it : Has high specific heat Is a good conductor Has high boiling point Low latent heat of vapourization Has high specific heat Is a good conductor Has high boiling point Low latent heat of vapourization ANSWER DOWNLOAD EXAMIANS APP