Physics The density of a gas is maximum at High temperature, low pressure Low temperature, low pressure Low temperature, high pressure High temperature, high pressure High temperature, low pressure Low temperature, low pressure Low temperature, high pressure High temperature, high pressure ANSWER DOWNLOAD EXAMIANS APP
Physics In a magnetic field, the direction of motion of a current carrying conductor is given by Flemings left hand rule Lenz's rule Kirchoff's law Maxwell's right hand rule Flemings left hand rule Lenz's rule Kirchoff's law Maxwell's right hand rule 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 speeds of both the photons in vacuum are different 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. Both the photons have different energies. 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. The wavelength of X-ray photon is less than the wavelength of visible radiation photon. ANSWER DOWNLOAD EXAMIANS APP
Physics The rotational effect of a force on a body about an axis of rotation is described in terms of Centrifugal force Centre of gravity Centripetal force Moment of force Centrifugal force Centre of gravity Centripetal force Moment of force ANSWER DOWNLOAD EXAMIANS APP
Physics A metal plate with a circular hole at the centre is heated. What will happen to the area of the hole ? Remain constant Increase Dacrease Will increase first and then dcrease Remain constant Increase Dacrease Will increase first and then dcrease ANSWER DOWNLOAD EXAMIANS APP
Physics The mass of a star is two times the mass of the Sun. How it will come to an end ? Red Giant Neutron Star White Dwarf Black hole Red Giant Neutron Star White Dwarf Black hole ANSWER DOWNLOAD EXAMIANS APP