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This year’s Nobel Prize in Physics has been awarded to three physicists for their research into attosecond pulses of light Attosecond: An attosecond is an astonishingly short unit of time, equivalent to one quintillionth of a second (1×10−18 of a second) or one-billionth of a nanosecond The fundamental significance of attoseconds in physics lies in their ability to shed light on phenomena that were previously hidden from our view
A sum of money grows to Rs 9,600 in 2 years when invested at a simple interest rate of 10% per annum. If the same sum of money is invested at the same i...
An investment of Rs. 8,430 is made in a Mutual Fund, offering a 10% per annum simple interest rate for 'p' years, while another investment of Rs. 8,800 ...
Rs. 5000 when invested at simple interest of r% p.a. amounts to Rs. 6000 in 24 months. If the same sum had been invested for 1 year at compound interest...
The interest received by investing Rs. 4500 for 2 years at compound interest of 20% p.a., compounded annually, was re-invested for 3 years at simple int...
Rohan deposited Rs. ‘Y’ in a bank offering compound interest of 10% p.a. compounded annually. After 3 years, he invested the amount received from th...
A sum is lent on compound interest for 2 years at 9% p.a. If the compound interest on the sum is Rs.2257.2, find the sum.
A man invested certain sum at simple interest of r% p.a. such that it amounts to 130% of itself in 3 years. Find the interest earned when Rs. 3000 is in...
A principal amount of ₹5p grows to ₹(5p + 660) in 2 years at an annual interest rate of 20% compounded yearly. Determine the ...
What will be the ratio of simple interest earned on certain amount at the same rate of interest for 5 years and that for 10 years?
A sum is lent on compound interest for 2 years at 11% p.a. If the compound interest on the sum is Rs.3713.6, find the sum.