A device used for converting A.C.into D.C.is called–
A rectifier is an electrical device that converts alternating current (AC), which periodically reverses direction, to direct current (DC), which flows in only one direction. The process is known as rectification. Physically, rectifiers take a number of forms, including vacuum tube diodes, mercury-arc valves, solidstate diodes, silicon-controlled rectifiersandothersilicon-basedsemiconductor switches.
The income of ‘A’ increases by 20% every year. If his income 3 years hence from now will be Rs. 51840, then find his income a year before from now.<...
If 20% of a = b, then b% of 20 is the same as:
The income of a person is Rs.13000 and his expenditure is Rs.8000. In the next year his income and expenditure is increased by 10% and 20% respectively....
A shopkeeper charges sales tax of x% up to Rs, 2000 and above it he charges y%. A customer pays a total tax of Rs. 320, when he purchases the goods wort...
A candidate gets 57% of the votes in an election and defeats the other candidate by 6,524 votes. If there are only two candidates, how many votes does t...
A scored 246 marks in an examination and B got 50 percent marks in the same examination which is 48 marks less than A. If the minimum passing marks in t...
The income of ‘A’ increases by 20% every year. If the present income of ‘A’ is Rs. 23040 and his expenditure 2 years ago from now was Rs. 10500,...
A Company allow 8% commission on the total sales to its salesman but if the salesman is appointed on a fix salary of Rs. 10000 and 6% commission on the...
The weight of two persons Vishwas and Vivek are in the ratio 5:7. If the weights are increased in such a way that Vivek’s weight is increased by 2...
If a company decreases its number of workers by 50% and increases the remaining employees' salaries by 50%, resulting in a decrease of Rs. 25,000 in tot...