When we want to change the magnitude of voltage but not the frequency, which one is used?
Transformer is used to change the magnitude of voltage.
A man invested all his current month income in starting of a new business in which he spends 25% in advertisement 20% of remaining in furniture 10% of r...
Fresh fruits contain 85% water and dry fruits contain 20% water, then how many kg of dry fruits will be obtained from 64kg fresh fruits?
In a colony, there are 120 APL families and 54 BPL families. Each APL and BPL family got blankets equal to 15% and 75%, respectively of total number of ...
In a village 40% of votes were cast in an election. A and B were the contestants. A won by 600 votes. If B had got 60% more votes, there would have been...
Write 95 out of 200 as a percentage.
Gagan and Magan have their monthly incomes in the ratio of 9:7 while their monthly expenditures are in the ratio of 6:5, if they have saved Rs. 15000 an...
A invested a certain amount in Debt and Equity mutual funds in the ratio of 3: 7 respectively. At the end of one year, he earned a total dividend of 30%...
The only expenses of Arun are on grocery, rent and fun expenses. Arun spent Rs. 4,250 on fun, amount spent by him on rent is Rs. 9,000 more than that on...
In a college election a candidate who got 40% of the total votes polled was defeated by 126 votes. Assuming that there were only two candidates in the e...
A girl spent 12% of her monthly income on clothing. Of the remaining, she spent on travel and food in the ratio of 7:4. If the difference of the income ...
