Is it correct mam?
Maitreyi Khachane
Posts made by Maitreyi Khachane
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Question #26
Answer-All are correct Explanation - A is Nitrogen(N2) B is Oxygen(O2) ...
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Question #27
Answer-Option 2 Explanation - Breaking of glass is physical as well as irreversible change. Baking a cake is chemical as well as irreversible change. Burning of LPG is chemical as w...
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Question #29
Answer- 720 km Total Time - 8 Hours Total Speed-90 Km/Hr As we know that Speed=Distance/Time, Distance = Speed* Time ...
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Question #30
Answer-Vinegar Explanation -Vinegar contains acetic acid.And acids changes in indicators are as follows:- China Rose-Pink Phenolphthalein-No colour Methyl Orange -No colour
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Question #8
The mean of 13 observation is 14. If the mean of first 7 observationis 12 and the mean of last 7 observations is 16, find the 7th term.
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Question #12
@Abir Saidi Mazumder No, it is due to pressure differences right mam?
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Question #11
More the depth more the pressure. As he was going deep the pressure started increasing, which resulted in pain in the eardrum.If he had gone deeper in the see his body would have had chances to bu...
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Question #08
Mountaineers suffer with nose bleeding as they reach upwards because the oxygen level decreases and air becomes drier . Due to these some blood vessels crack resulting in nose bleeding
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Question #09
Engineer 'A's plan got approved because his plan was the best as:- As liquids apply high pressure downwards, the wall may break if its too thin. So,in every dam the bottom parts are made th...
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Question #10
To avoid slipping the coach told to the child because the 'frictional force of ice'is small