Physics A standing wave occurs when Two waves overlap The speed of the wave is zero or near zero The amplitude of a wave exceeds its wavelength A wave reflects upon itself Two waves overlap The speed of the wave is zero or near zero The amplitude of a wave exceeds its wavelength A wave reflects upon itself ANSWER DOWNLOAD EXAMIANS APP
Physics Optical Fibre technology works on which of these principles of Physics? Newton's law of Motion Photoelectric effect Total internal reflection of Light Bernoulli's Principle Newton's law of Motion Photoelectric effect Total internal reflection of Light Bernoulli's Principle ANSWER DOWNLOAD EXAMIANS APP
Physics Parabolic mirrors are used in Dentists mirros Driving mirrors Car headlights Shaving mirros Dentists mirros Driving mirrors Car headlights Shaving mirros ANSWER DOWNLOAD EXAMIANS APP
Physics For a freely falling body, the sum of kinetic energy and potential energy is always Zero Same Unity Variable Zero Same Unity Variable ANSWER DOWNLOAD EXAMIANS APP
Physics Rainbow is due to diffusion of sunlight through water droplets ionisation of water deposits absorption of sunlight in minute water droplets refraction and reflection of sunlight by water droplets diffusion of sunlight through water droplets ionisation of water deposits absorption of sunlight in minute water droplets refraction and reflection of sunlight by water droplets ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following options correctly explains the term heat budget? It is the amount of heat which the surface of earth receives from the sun. It is the balance between incoming and outgoing radiation It is a mode of transfer of heat through matter by molecular activity. It is the radiation from the earth in the form of long waves. It is the amount of heat which the surface of earth receives from the sun. It is the balance between incoming and outgoing radiation It is a mode of transfer of heat through matter by molecular activity. It is the radiation from the earth in the form of long waves. ANSWER DOWNLOAD EXAMIANS APP
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