Physics In which of the following cases, kinetic energy is being used in performing work ? Rowing a boat in the lake Paddling the bicycle to cover a distance Wind mill grinding wheat grain Driving a car to cover a distance Rowing a boat in the lake Paddling the bicycle to cover a distance Wind mill grinding wheat grain Driving a car to cover a distance ANSWER DOWNLOAD EXAMIANS APP
Physics Indicate the correct arrangement for electromagnetic radiation in order of their increasing wavelength. Visible, infrared, microwave, X-rays Microwave, infrared, visible. X-rays X - rays, infrared, visible, microwave X -rays, visible, infrared, microwave Visible, infrared, microwave, X-rays Microwave, infrared, visible. X-rays X - rays, infrared, visible, microwave X -rays, visible, infrared, microwave ANSWER DOWNLOAD EXAMIANS APP
Physics Which type of reaction produces the most harmful radiation ? Fusion reaction Fission reaction Chemical reaction Photo-Chemical reaction Fusion reaction Fission reaction Chemical reaction Photo-Chemical reaction ANSWER DOWNLOAD EXAMIANS APP
Physics In a Carnot engine when heat is taken from the source, its temperature Remains constant Decreases Increases Decreases and then remains constant Remains constant Decreases Increases Decreases and then remains constant ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is an example of continous emission spectrum? Spectrum of an oil frame None Spectrum of a water Both Spectrum of an oil frame None Spectrum of a water Both ANSWER DOWNLOAD EXAMIANS APP
Physics Thermocouple consists of Two similar metals Metal and a semiconductor Two dissimilar metals Metal and an insulator Two similar metals Metal and a semiconductor Two dissimilar metals Metal and an insulator ANSWER DOWNLOAD EXAMIANS APP