Physics At what temperature (in degree Celsius), the numerical values on Celsius and Fahrenheit scales become equal? –273 –40 40 273 –273 –40 40 273 ANSWER DOWNLOAD EXAMIANS APP
Physics Curie point is the temperature at which Matter becomes radioactive Transmutation of metal occurs. A metal loses magnetic properties. A metal loses conductivity Matter becomes radioactive Transmutation of metal occurs. A metal loses magnetic properties. A metal loses conductivity ANSWER DOWNLOAD EXAMIANS APP
Physics A photon of X-ray has energy of 1 keV. A photon of visible radiation has energy of 3 eV. In this context, which one of the following statements is not correct? The frequency of X-ray photon is higher than the frequency of visible radiation photon. The wavelength of X-ray photon is less than the wavelength of visible radiation photon. The speeds of both the photons in vacuum are different Both the photons have different energies. The frequency of X-ray photon is higher than the frequency of visible radiation photon. The wavelength of X-ray photon is less than the wavelength of visible radiation photon. The speeds of both the photons in vacuum are different Both the photons have different energies. ANSWER DOWNLOAD EXAMIANS APP
Physics On the Kelvin scale, the melting point of ice is 100K 0 K 373K 273K 100K 0 K 373K 273K ANSWER DOWNLOAD EXAMIANS APP
Physics The force exerted on an object is 200 N and its mass is 100 kg. Find the acceleration of the object. 2 s 2 m 2 m/sq.s 2 m/s 2 s 2 m 2 m/sq.s 2 m/s ANSWER DOWNLOAD EXAMIANS APP
Physics A solid needle placed horizontally on the surface of the water floats due to Viscosity of water Surface tension of water Capillary action Water pressure Viscosity of water Surface tension of water Capillary action Water pressure ANSWER DOWNLOAD EXAMIANS APP
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