Physics

Consider a uniform square plate of side 'a' and mass 'm'. The moment of inertia of this plate about an axis perpendicular to its plane and passing through one of its corners is:

If wavelength corresponding to 2^nd line of Lyman series is l, then the wavelength corresponding to last line of Balmer series will be:

For the transistor circuit as shown. If b = 100, voltage drop between emitter and base is 0.7 V then value of VCE will be:-

A nuclear fusion reaction is given by   If atomic mass of He is 4.0026 amu and that of O is 15.9994 amu then the Q-value of the reaction will be approximately

Centre of mass for a uniform semi-circular ring will be at (from centre)

If the coefficient of restitution is 0.5, what is the percentage loss of energy on each rebounding of a ball dropped from a height?

The following figure depicts snapshot of a wave travelling in a medium. Which pair of particles are in phase?

The P-V diagram of 4 g of helium gas for a certain process A → B is shown in the figure.  What is the heat given to the gas during the process A → B?

What should be the minimum coefficient of static friction between an inclined plane and the solid cylinder, for which the cylinder does not slip on the inclined plane?

Are there numerical in physics class 11?