Advertisements
Advertisements
प्रश्न
An atom can contain protons which have a positive charge (+) and electrons which have a negative charge (−). When an electron and a proton pair up, they become neutral (0) and cancel the charge at. Now determine the net charge:
7 protons and 6 electrons →
उत्तर
7 protons and 6 electrons → (+7) + (−6)
= +1
= 1 proton ⊕
APPEARS IN
संबंधित प्रश्न
One night in Kashmir, the temperature is −5°C. Next day the temperature is 9°C. What is the increase in temperature?
An atom can contain protons which have a positive charge (+) and electrons which have a negative charge (−). When an electron and a proton pair up, they become neutral (0) and cancel the charge at. Now determine the net charge:
5 electrons and 3 protons →
A poet Tamizh Nambi lost 35 pages of his ‘lyrics’ when his file had got wet in the rain. Use integers, to determine the following.
If four pages contained 1800 characters, (letters) how many characters were lost?
A poet Tamizh Nambi lost 35 pages of his ‘lyrics’ when his file had got wet in the rain. Use integers, to determine the following:
If Tamizh Nambi is paid ₹ 250 for each page produced, how much money did he lose?
A poet Tamizh Nambi lost 35 pages of his ‘lyrics’ when his file had got wet in the rain. Use integers, to determine the following:
Tamizh Nambi pays Kavimann ₹ 100 per page for his help. How much money does Kavimaan receive?
Add 2 to me. Then multiply by 5 and subtract 10 and divide new by 4 and I will give you 15! Who am I?
Buddha was born in 563 BC (BCE) and died in 483 BC (BCE). Was he alive in 500 BC (BCE)? and find his life time. (Source: Compton’s Encyclopedia)
Kalaivani had ₹ 5000 in her bank account on 01.01.2018. She deposited ₹ 2000 in January and withdrew ₹ 700 in February. What was Kalaivani’s bank balance on 01.04.2018, if she deposited ₹ 1000 and withdraw ₹ 500 in March?
Kannan has a fruit shop. He sells 1 dozen bananas at a loss of ₹ 2 each because it may get rotten next day. What is his loss?
A submarine was situated at 650 feet below the sea level. If it descends 200 feet, what is its new position?
