Distortion : It means change in the shape of signal. This is generally seen in composite signals with different frequencies. Each frequency component has its own propagation speed travelling through a medium. Every component arrive at different time which leads to delay distortion. Therefore, they have different phases at receiver end from what they had at senders end.
The ratio of number of girls to number of boys is 3 : 2 in a class of 60 students. The average marks scored by the boys in Physics is 72 and the average...
Four numbers A, B, C and D are such that the ratio of A:B is 4:7 and ratio of B:C is 3:5. If the sum of A and D is 100 and sum of C and D is 146, then f...
In a wallet, the proportion of one-rupee coins to two-rupee coins is 5:6. Within one section of the wallet, the ratio of one-rupee to two-rupee coins is...
The ratio of prices listed for a bag and that of a belt is 2:1. In a sale, there was a discount of 40% on the belt. At the time of checkout, Ankit notic...
In what ratio should coffee powder costing Rs 2500/kg be mixed with coffee powder costing Rs 1500/kg so that the cost of the mixture is Rs 2250/kg?
A sum of Rs 31866 is divided between A, B and C such that the ratio of shares of A and B is 9:8 and that of A and C is 4:5. The share (in RS) of B is:
A boy is supposed to distribute Rs.4400 among his three friends P, Q and R in the ratio of 4:2:5 respectively, but mistakenly he distributed in the rati...
49 Kg of blended tea contain Assam and Darjeeling tea in the ratio 5 : 2. Then the quantity of Darjeeling tea is to be added to the mixture to make the ...
In a garden, the ratio of roses to tulips is 2:3. After planting 6 additional roses and 4 additional tulips, the ratio of roses to tulips changes to 3:4...