The wavelength produced by a He-Ne laser corresponds to the transition in:
The correct answer is B
Sunil invested Rs. ‘4x’ in scheme ‘A’ offering simple interest of 25% p.a. and reinvested the interest earned from scheme ‘A’ at the end of ...
If the compound interest on a certain sum of money for two years at 9% p.a. is ₹3,762, then the sum is:
A Man deposited certain amount in the Bank at the end of each year. How much amount did he deposited at the end of each year at the rate of 15% simple ...
Some amount out of Rs. 15000 was lent out at 10% per annum and the rest amount @ 16% per annum and thus in 4 years the total interest from both the amou...
Asmita invested Rs. 3200 for 2 years at an annual simple interest rate of r%, while Shreya invested the same sum as Asmita for 2 years at an annual comp...
A person invested ₹15,000 at a simple interest rate of 20% per annum. Had the amount been invested at a compound interest rate of 20% per annum, compo...
A certain amount earns simple interest of Rs. 1420 after 4 years. Had the interest been 5% more, how much more interest would it have earned?
Shankar borrowed Rs. 7,200 at simple interest and repaid an amount of Rs. 9,504 after 7 years. If the interest rate p.a charged for first 4 years was 5...
A certain sum of money becomes 6 times of itself in 25 years at simple interest. In how many years does it become double of itself at the same rate of s...
The difference between the simple and compound interest compounded annually of a sum at 12% p.a. for 2 years is Rs. 180. Find the sum.
