Physics A ball is thrown vertically upward from the ground. It crosses a point at the height of 25 m twice at an interval of 4 seconds. The ball was thrown with the velocity of 36 m/s 25 m/s 30 m/s 18 m/s 36 m/s 25 m/s 30 m/s 18 m/s ANSWER DOWNLOAD EXAMIANS APP
Physics The device used for measuring the wavelength of X-rays is Cyclotron Bragg Spectrometer Mass Spectrometer G.M. Counter Cyclotron Bragg Spectrometer Mass Spectrometer G.M. Counter ANSWER DOWNLOAD EXAMIANS APP
Physics When two semiconductors of pand n-type are brought in contact, they form p-n junction which acts like a/an Oscillator Conductor Amplifier Rectifier Oscillator Conductor Amplifier Rectifier ANSWER DOWNLOAD EXAMIANS APP
Physics Purpose of an optical filter is to Transmit or absorb light of different colours Reflect lights of different colours Refract light of different colours Dispense light into component colours Transmit or absorb light of different colours Reflect lights of different colours Refract light of different colours Dispense light into component colours ANSWER DOWNLOAD EXAMIANS APP
Physics Red light is used for signals because it has High frequency Low refraction in the medium Long wavelength High intensity High frequency Low refraction in the medium Long wavelength High intensity ANSWER DOWNLOAD EXAMIANS APP
Physics The absorption of ink by blotting paper involves: Capillary action phenomenon Viscosity of ink Siphon action Diffusion of ink through the blotting Capillary action phenomenon Viscosity of ink Siphon action Diffusion of ink through the blotting ANSWER DOWNLOAD EXAMIANS APP
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