Question
This year’s Nobel Prize in Physics has been awarded to
three physicists for their research into?Solution
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
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...
A man borrowed Rs 300 and promised to pay back in 11 equal instalments of Rs 30 each. Find the rate of simple interest per annum?
If a sum when placed at compound interest grows to Rs.6,400 in 2 yrs and to Rs. 8,000 in 3 yrs, find the rate percent p.a.
'X' deposited Rs.24000 at 20% per annum compound interest in SIP 'P' while Rs.18600 at 24% per annum simple interest in SIP 'Q'. What would be his total...
The simple interest on a sum of money is 9/20 of the sum. If the number of years is numerically half the rate per annum, then find the rate percent per ...
Meera deposited Rs. ‘W’ in a bank offering compound interest of 9% p.a. compounded annually. After 3 years, she invested the amount received from th...
The ratio of the sums invested by ‘P’ and ‘Q’ in SIP ‘A’ and ‘B’ is 9:6, respectively. If ‘P’ invested Rs. 5400 more than ‘Q’, t...
- A sum is invested at a certain rate (p.a.) of compound interest (compounded annually). The interest earned after 1st year and after 2 years of investment i...
- Meena invests Rs. 55,000 in Scheme 'L' and Rs. 32,000 in Scheme 'M'. Scheme 'L' provides simple interest at 11% p.a. for 3 years, and Scheme 'M' offers 10%...
A man deposited Rs. ‘x + 1000’ at 12% per annum simple interest and earned Rs. 528 as interest after 2 years. Find the interest earned by him if he ...
