Physics Red light has a wavelength of 70 A°. In "nm" it is 7 nm 0.07 nm 700 nm 70 nm 7 nm 0.07 nm 700 nm 70 nm ANSWER DOWNLOAD EXAMIANS APP
Physics Energy stored in the nucleus of an atom is called Potential energy Kinetic energy Nuclear energy Atomic energy Potential energy Kinetic energy Nuclear energy Atomic energy ANSWER DOWNLOAD EXAMIANS APP
Physics Heat flows as a result of difference of ________ Mass Temperature Volume Density Mass Temperature Volume Density ANSWER DOWNLOAD EXAMIANS APP
Physics Which of these branches of Physics deal with heat and temperature and their relation to energy and work? Thermodynamics Mechanics Atomic Physics Geophysics Thermodynamics Mechanics Atomic Physics Geophysics 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? Both the photons have different energies. 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 The frequency of X-ray photon is higher than the frequency of visible radiation photon. Both the photons have different energies. 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 The frequency of X-ray photon is higher than the frequency of visible radiation photon. ANSWER DOWNLOAD EXAMIANS APP
Physics It is easier to carry two buckets of water in one hand each, than to carry only one in one hand because Centre of gravity falls within the body Centre of gravity and centre of equilibrium fall within the feet Weights of buckets are balanced Resultant weight of buckets is zero Centre of gravity falls within the body Centre of gravity and centre of equilibrium fall within the feet Weights of buckets are balanced Resultant weight of buckets is zero ANSWER DOWNLOAD EXAMIANS APP
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