Physics Addition of suitable impurities into semiconductor, is called Mixing Doping Forming Diluting Mixing Doping Forming Diluting ANSWER DOWNLOAD EXAMIANS APP
Physics A bucket of water is hung from a spring balance. A piece of iron is suspended in the water without touching the sides or touching the bottom of the bucket. The reading of the spring balance Will decrease Varies with the increase of depth of the immersion of the iron piece Will increase Does not change Will decrease Varies with the increase of depth of the immersion of the iron piece Will increase Does not change ANSWER DOWNLOAD EXAMIANS APP
Physics When water freezes its density Increases Remains constant Decreases Becomes Zero Increases Remains constant Decreases Becomes Zero ANSWER DOWNLOAD EXAMIANS APP
Physics Light from the star, Alpha Centauri, which is nearest to the earth after the sun, reaches the earth in 42 years 4.2 seconds 4.2 years 42 seconds 42 years 4.2 seconds 4.2 years 42 seconds ANSWER DOWNLOAD EXAMIANS APP
Physics A colour-blind person cannot Have persistence of vision Distinguish between certain colours See distant objects See black colour Have persistence of vision Distinguish between certain colours See distant objects See black colour ANSWER DOWNLOAD EXAMIANS APP
Physics Holography is a technique of Recording a permanent three dimensional multicolour photograph Recording a permanent three dimensional photograph of a given single colour or a multicolour Recording a permanent three dimensional black and white photograph Recording a permanent, sharp two diimensional black and white or multicolour photograph Recording a permanent three dimensional multicolour photograph Recording a permanent three dimensional photograph of a given single colour or a multicolour Recording a permanent three dimensional black and white photograph Recording a permanent, sharp two diimensional black and white or multicolour photograph ANSWER DOWNLOAD EXAMIANS APP
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