Question
What type of printers are based on the principle that a
heated fluid produces bubbles or droplets?Solution
Inkjet - heated fluid produces bubbles Daisy Wheel β based on typewriters Dot Matrix - uses a print head that moves back-and-forth, or in an up-and-down motion, on the page and prints by impact, striking an ink-soaked cloth ribbon against the paper Laser β Laser Technology Electrothermal β Use heated pins to burn images into heat sensitive paper
A sum of money becomes βΉ12,000 in 2 years and βΉ14,400 in 4 years at simple interest. What is the rate of interest per annum?
What will be the ratio of simple interest earned on certain amount at the same rate of interest for 3 years and that for 9 years?
The simple interest received after 5 years on Rs. (x + 500) at the rate of 20% p.a. is Rs. (2x – 1500). The amount received on Rs. 3x when investe...
A certain sum of money invested at R% p.a. fetches a compound interest (compounded annually) of 1630.5 and simple interest of Rs.1500 at the end of 2 ye...
- A person invested Rs. 16500 in the simple interest for 3 years at the rate of 19% per annum. If the interest received is Rs. 940Z, then find the value of Z...
- Arun deposited Rs 18000 in PNB for 3 years and got a total amount of Rs 23400 whereas Varun deposited Rs 25000 in SBI and got a total interest of Rs 4000 a...
A woman invested Rs. 'x + 500' at 8% per annum simple interest and received Rs.360 as interest after 3 years. Calculate the interest she would earn if s...
Simple interest received at the rate of 10% p.a. for 8 years on a principal amount of Rs. 4500 is twice of the simple interest received at 10% p.a. for ...
- Arjun borrowed Rs. 11,000 at a simple interest rate of 9% p.a., and Rs. 7,000 at 10% p.a. The total interest paid after βnβ years was Rs. 6,260. Find t...
An equal sum of money is invested in two schemes which offer interest at the same rate but one at simple interest and the other at compound interest (co...