Physics The ordinary and maximum tolerance limit of sound by human being is 60 db to 80 db (decibel) 70 db to 85 db (decibel) 65 db to 75 db (decibel) 50 db to 70 db (decibel) 60 db to 80 db (decibel) 70 db to 85 db (decibel) 65 db to 75 db (decibel) 50 db to 70 db (decibel) ANSWER DOWNLOAD EXAMIANS APP
Physics Two vectors are said to be equal if Both magnitude and direction are same Only their magnitudes are same Magnitudes are same but directions are opposite Only their directions are same Both magnitude and direction are same Only their magnitudes are same Magnitudes are same but directions are opposite Only their directions are same ANSWER DOWNLOAD EXAMIANS APP
Physics Which tube used to produce X-ray? X-ray tube Coolidge tube Roentgen None of these X-ray tube Coolidge tube Roentgen None of these ANSWER DOWNLOAD EXAMIANS APP
Physics Damp clothes are dried in spin dryers by the action of Centrifugal forces Central forces Centripetal forces Non central forces Centrifugal forces Central forces Centripetal forces Non central forces ANSWER DOWNLOAD EXAMIANS APP
Physics After long periods of use, a grey spot develops on the inside of a bulb. This is because The heat of the bulb scorches the glass at the top Glass undergoes a change due to the heat The tungsten filament evaporates and collects there Dust inside the bulb condenses on the top The heat of the bulb scorches the glass at the top Glass undergoes a change due to the heat The tungsten filament evaporates and collects there Dust inside the bulb condenses on the top ANSWER DOWNLOAD EXAMIANS APP
Physics If an ordinary glass tube and a glass capillary tube are both dipped in a beaker of water, water rises in Only the capillary tube Both Neither Only the glass tube Only the capillary tube Both Neither Only the glass tube ANSWER DOWNLOAD EXAMIANS APP
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