List of top Physics Questions on Modern Physics asked in AIIMS BSc Nursing

Which of the following statements is correct during the formation of a PN junction?

What is the minimum wavelength in the Lyman series of the hydrogen spectrum?

The measured length of a rod is (20.0 $\pm$ 0.2) cm. The percentage error in the measurement is:

The resistance of a semiconductor decreases when its temperature increases because:

A radioactive substance has a half-life of 5 days. If its initial mass is 80 g, the mass remaining after 15 days is:

A diode is forward biased by 0.7 V. If the forward resistance is 10 $\Omega$, the current through the diode is:

Find the minimum wavelength of Paschen series. Given \(R=1.1\times10^{7}\,\text{m}^{-1}\).

Find the velocity of an electron in the fourth Bohr orbit of hydrogen atom.