Physics What type of lens is used in a magnifying glass Concave None of these Plano-concave Convex Concave None of these Plano-concave Convex ANSWER DOWNLOAD EXAMIANS APP
Physics The motion of a body that repeats itself after a regular interval of time is An aperiodic motion A simple harmonic motion A periodic motion An oscillatory motion An aperiodic motion A simple harmonic motion A periodic motion An oscillatory motion ANSWER DOWNLOAD EXAMIANS APP
Physics In which one of the following the phenomenon of total internal reflection of light is used ? Twinkling of stars Formation of mirage Formation of rainbow Working of binoculars Twinkling of stars Formation of mirage Formation of rainbow Working of binoculars ANSWER DOWNLOAD EXAMIANS APP
Physics When a piece of pure silicon is doped with aluminium, then The conductivity of the doped silicon piece will remain the same The resistivity of the doped silicon piece will increase The doped silicon piece will become n-type The doped silicon piece will become p-type The conductivity of the doped silicon piece will remain the same The resistivity of the doped silicon piece will increase The doped silicon piece will become n-type The doped silicon piece will become p-type ANSWER DOWNLOAD EXAMIANS APP
Physics Instrument used to study the behaviour of a vibrating string is : Sonometer Hydrometer Hygrometer Barometer Sonometer Hydrometer Hygrometer Barometer ANSWER DOWNLOAD EXAMIANS APP
Physics Out of the following pairs, choose the pair in which the physical quantities do not have identical dimension? Impulse and moment of force Pressure and Young's modules Planck's constant and Angular momentum Force and rate of change of linear momentum Impulse and moment of force Pressure and Young's modules Planck's constant and Angular momentum Force and rate of change of linear momentum ANSWER DOWNLOAD EXAMIANS APP
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