Physics Planck's constant has the dimensions of : Linear momentum Force Angular momentum Energy Linear momentum Force Angular momentum Energy ANSWER DOWNLOAD EXAMIANS APP
Physics A gap is left between two rails of a railway track to accommodate...... of the metal. Areal expansion Apparent expansion Linear expansion Volume expansion Areal expansion Apparent expansion Linear expansion Volume expansion ANSWER DOWNLOAD EXAMIANS APP
Physics Why does'nt the hydrogen atom emit X-rays? It is highly electropositive Its energy levels are very close to each other It is very small in size It has only one electron It is highly electropositive Its energy levels are very close to each other It is very small in size It has only one electron ANSWER DOWNLOAD EXAMIANS APP
Physics Heat is transmitted from higher temperature to lower temperature through the actual motion of the molecules in Both conduction and convection Radiation Conduction Convection Both conduction and convection Radiation Conduction Convection ANSWER DOWNLOAD EXAMIANS APP
Physics Tungsten is used for the manufacture of the filament of an electric bulb, because It is economical It has a very high melting point It is malleable It is a good conductor It is economical It has a very high melting point It is malleable It is a good conductor ANSWER DOWNLOAD EXAMIANS APP
Physics The work done by the string of a simple pendulum during one complete oscillation is equal to Zero Potential energy of the pendulum Total energy of the pendulum Kinetic energy of the pendulum Zero Potential energy of the pendulum Total energy of the pendulum Kinetic energy of the pendulum ANSWER DOWNLOAD EXAMIANS APP
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