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Which of the following statement is true for a wavelength of 1000 nm. A p-n photodiode is fabricated from a semiconductor with band gap of 1.9 eV.
In circular motion the direction of velocity changes at _______ points.
When white light passes through a glass prism, which color deviates the least?
A ray of light passing through an equilateral triangular glass prism from air undergoes minimum deviation when angle of incidence is 75% of the angle o...
Newton’s second law of motion primarily explains which of the following?
What is the primary reason for the blue color of the sky?
An electric motor converts _____ energy to mechanical energy.
What do we call sound waves with frequencies below 20 Hz?
A piece of ice is floating in water kept in a beaker. When all the ice melts the level of water will -
The mass of a star is two times the mass of the Sun. How it will come to an end?
