Physics The atmospheric air is held to the Earth by : Clouds Rotation of the Earth Winds Gravity Clouds Rotation of the Earth Winds Gravity ANSWER DOWNLOAD EXAMIANS APP
Physics The speed of sound in air depends on Frequency None of these Wavelength Temperature Frequency None of these Wavelength Temperature ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following phenomenon helps to conclude that light is a transverse wave? Refraction Diffraction Interference Polarisation Refraction Diffraction Interference Polarisation ANSWER DOWNLOAD EXAMIANS APP
Physics Magnetic keepers are used to protect magnets from : Self-demagnetization Effect of other magnets Demagnetization due to heating Earth's magnetic field Self-demagnetization Effect of other magnets Demagnetization due to heating Earth's magnetic field ANSWER DOWNLOAD EXAMIANS APP
Physics The cover of a solar cooker is made of glass because It retains the heat inside by the green house effect It rediates heat better than metals It reflects sun's rays It absorbs sun's rays It retains the heat inside by the green house effect It rediates heat better than metals It reflects sun's rays It absorbs sun's rays ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following device is best suited for measuring the temperature inside metallurgical furnaces? Thermocouple Thermometer Pyrometer Thermistor Thermocouple Thermometer Pyrometer Thermistor ANSWER DOWNLOAD EXAMIANS APP
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