MHT CET 2023 14th May Morning Shift | MHT CET Year Wise Previous Years Questions

MHT CET 2023 14th May Morning Shift

MCQ (Single Correct Answer)

-0

A thin uniform rod of mass '$$m$$' and length '$$P$$' is suspended from one end which can oscillate in a vertical plane about the point of intersection. It is pulled to one side and then released. It passes through the equilibrium position with angular speed '$$\omega$$'. The kinetic energy while passing through mean position is

$$\mathrm{ml}{ }^2 \omega^2$$

$$\frac{\mathrm{m} l^2 \omega^2}{4}$$

$$\frac{\mathrm{m} l^2 \omega^2}{6}$$

$$\frac{\mathrm{m} \mathrm{l}^2 \omega^2}{12}$$

MHT CET 2023 14th May Morning Shift

MCQ (Single Correct Answer)

-0

Magnetic field at the centre of the hydrogen atom due to motion of electron in $$\mathrm{n}^{\text {th }}$$ orbit is proportional to

$$\mathrm{n}^4$$

$$\mathrm{n}^{-3}$$

$$n^3$$

$$\mathrm{n}^{-5}$$