Question
The difference of simple interest from two banks on Rs.
8,000 in 3 years is Rs. 800. If the rate of interest per annum in two banks is R1 and R2, then what is the value of R1- R2? (Where R1 > R2)Solution
SI= 800 P= 8000, T =3y r = R 1 -R 1 [8000×3×(R 1 -R 2 )]/100 = 800 R 1 -R 2 = 10/3%
Two wires made of the same material have lengths in the ratio 1:2 and diameters in the ratio 2:1. If the same force is applied to both, what is the rat...
A dipole with moment p = 2i + 3j - 4k is placed at A(2, −3, 1). Find the electric potential at point B(4, −1, 0) in volts. (Use 1/(4 π ε0) = 9 × ...
Which lens is used to correct myopia (shortsightedness)? Â
In a nuclear reaction, two deuterium nuclei fuse to form a helium nucleus. Which of the following correctly describes the reason for energy release?
What type of lens is used to correct myopia (shortsightedness)? Â
Which of the following is an alpha particle which is emitted in radioactivity?
If radius of earth is R then the height ‘h’ at which the value of ‘g’ becomes one-fourth is-
A pond of water appears less deep due to –
A dielectric placed between the plates of a capacitor increases its:
Which of the following is not a nuclear reaction?
