Physics A good conductor while carrying current is Negatively charged Positively charged Alternately charged positive and negative Electrically neutral Negatively charged Positively charged Alternately charged positive and negative Electrically neutral ANSWER DOWNLOAD EXAMIANS APP
Physics Stars twinkle because the distance of the stars from the earth changes with time. the refractive index of the different layers of the earth's atmosphere ch None of these the intensity of light emitted by them changes with time. the distance of the stars from the earth changes with time. the refractive index of the different layers of the earth's atmosphere ch None of these the intensity of light emitted by them changes with time. ANSWER DOWNLOAD EXAMIANS APP
Physics Rainbow is due to ionisation of water deposits diffusion of sunlight through water droplets refraction and reflection of sunlight by water droplets absorption of sunlight in minute water droplets ionisation of water deposits diffusion of sunlight through water droplets refraction and reflection of sunlight by water droplets absorption of sunlight in minute water droplets ANSWER DOWNLOAD EXAMIANS APP
Physics When a person sitting on a swing stands up on the swing, the frequency of oscillation Becomes infinite Increases Decreases Does not change Becomes infinite Increases Decreases Does not change ANSWER DOWNLOAD EXAMIANS APP
Physics During hot weather, the fan produces a feeling of comfort. This is because Fan cools the air Fan supplies cool air Conductivity of air increases Our perspiration eva-porates rapidly Fan cools the air Fan supplies cool air Conductivity of air increases Our perspiration eva-porates rapidly ANSWER DOWNLOAD EXAMIANS APP
Physics The surface tension of water on adding detergent to it Decreases Increases Becomes zero No change Decreases Increases Becomes zero No change ANSWER DOWNLOAD EXAMIANS APP
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