Physics What is the wavelength of visible spectrum ? 3900 A° – 7600 A° 7800 A° – 8000 A° 8500 A° – 9800 A° 1300 A°–3000 A° 3900 A° – 7600 A° 7800 A° – 8000 A° 8500 A° – 9800 A° 1300 A°–3000 A° ANSWER DOWNLOAD EXAMIANS APP
Physics Which phenomenon is responsible for the echo of sound wave? Reflection Refraction Interference Polarisation Reflection Refraction Interference Polarisation ANSWER DOWNLOAD EXAMIANS APP
Physics Hydro-electric power is a: Renewable natural resource Neither renewable nor non renewable resource non-renewable natural resource A mixture of renewable and non-renewable natural resource Renewable natural resource Neither renewable nor non renewable resource non-renewable natural resource A mixture of renewable and non-renewable natural resource ANSWER DOWNLOAD EXAMIANS APP
Physics Stress can be defined as ________ quantity. Tensor Vector Scalar Phasor Tensor Vector Scalar Phasor ANSWER DOWNLOAD EXAMIANS APP
Physics Why is it difficult to breathe at higher altitudes? Due to ozone Due to low temperature Due to high humidity Due to low air pressure Due to ozone Due to low temperature Due to high humidity Due to low air pressure ANSWER DOWNLOAD EXAMIANS APP
Physics What is colour of light related to ? Amplitude Quality Velocity Frequency Amplitude Quality Velocity Frequency ANSWER DOWNLOAD EXAMIANS APP
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