Physics Light Emitting Diodes (LED) is used in fancy electronic devices such as toys emit X-rays visible light radio waves ultraviolet light X-rays visible light radio waves ultraviolet light ANSWER DOWNLOAD EXAMIANS APP
Physics Out of the following pairs, which one does not have identical dimension? Work and Torque Angular momentum and Planck's constant Impulse and Momentum Moment of inertia and moment of a force Work and Torque Angular momentum and Planck's constant Impulse and Momentum Moment of inertia and moment of a force ANSWER DOWNLOAD EXAMIANS APP
Physics Mercury is commonly used as a thermometric fluid rather than water because specific heat of mercury is more than water density of mercury is more than the water specific heat of mercury is less than water mercury has greater visibility than water specific heat of mercury is more than water density of mercury is more than the water specific heat of mercury is less than water mercury has greater visibility than water ANSWER DOWNLOAD EXAMIANS APP
Physics Optical fibre works on the interference principle of refraction total internal reflection scattering interference principle of refraction total internal reflection scattering ANSWER DOWNLOAD EXAMIANS APP
Physics Light from the star, Alpha Centauri, which is nearest to the earth after the sun, reaches the earth in 42 years 42 seconds 4.2 seconds 4.2 years 42 years 42 seconds 4.2 seconds 4.2 years ANSWER DOWNLOAD EXAMIANS APP
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