Question
Find the total profit earned by selling Track suits by
New Balance and Nike.Solution
Profit of New Balance by selling Track suits = 20% of 5/11 of 22% of 4 crores = 0.08crores Profit of Nike by selling Track suits = 25% of 3/5 of 25% of 4 crores = 0.15crores Therefore, total profit earned = 0.23crores
What happens to the wavelength of light when it passes from a medium of higher refractive index to a medium of lower refractive index? Â
Which of the following optical phenomena CANNOT convert unpolarised light to plane polarised light?
Which of the following quantities is a scalar? Â
Two cities are 125 km apart. Electric power is sent from one city to another city through copper wires. The fall of potential per km is 9.6 volt and the...
A light ray enters a glass slab from air at 60° incidence. If refractive index of glass is √3, what is angle of refraction?
A transformer works on which principle?
If a body of mass 5 kg is raised to 10 meters height, find its potential energy. (g = 9.8 m/s²) Â
A beam of light consisting of two wavelengths, 600 nm and 420 nm, is used to obtain interference fringes in a Young’s double-slit experiment. Find...
Calculate the kinetic energy of a body of mass 5 kg moving with a velocity of 4 m/s.
A dielectric placed between the plates of a capacitor increases its: