Potato and sweet potato:

$\int_0^{2 \pi} \sin^6 x \cos^5 x \, dx$ is equal to

An electron revolves in a circle of radius $0.4 \text{ \AA}$ with a speed of $10^6 \text{ m/s}$ in a hydrogen atom. The magnetic field produced at the centre of the orbit due to the motion of the electron (in Tesla) is: $\left[\mu_0 = 4\pi \times 10^{-7} \text{ H/m}, e = 1.6 \times 10^{-19} \text{ C}\right]$

The difference between volume and pressure coefficients of an ideal gas is

Which of the following is an accessory whorl of a flower?

The number of ways of choosing $10$ objects out of $31$ objects,of which $10$ are identical and the remaining $21$ are distinct,is