Physics The force of friction between two surfaces will increase if: Irregularities on both the surfaces are removed Air gap is created between the two surfaces The two surfaces are pressed harder A layer of lubricant is kept between the two surfaces Irregularities on both the surfaces are removed Air gap is created between the two surfaces The two surfaces are pressed harder A layer of lubricant is kept between the two surfaces ANSWER DOWNLOAD EXAMIANS APP
Physics Siphon will fail to work if: The temperature of the liquids in the two vessels are the same. The densities of the liquid in the two vessels are equal. Both its limbs are of unequal length. The level of the liquid in the two vessels are at the same height. The temperature of the liquids in the two vessels are the same. The densities of the liquid in the two vessels are equal. Both its limbs are of unequal length. The level of the liquid in the two vessels are at the same height. ANSWER DOWNLOAD EXAMIANS APP
Physics Infrasonic sound has a frequency lower than 5 Hz 15 Hz 32 Hz 20 Hz 5 Hz 15 Hz 32 Hz 20 Hz ANSWER DOWNLOAD EXAMIANS APP
Physics The weakest of all fundamental forces is Magnetic force Nuclear force Electrostatic force Gravitational force Magnetic force Nuclear force Electrostatic force Gravitational force ANSWER DOWNLOAD EXAMIANS APP
Physics Super cooling stands for cooling of a liquid : At melting point Above melting point Below freezing point At freezing point At melting point Above melting point Below freezing point At freezing point ANSWER DOWNLOAD EXAMIANS APP
Physics Stress can be defined as ________ quantity. Tensor Phasor Vector Scalar Tensor Phasor Vector Scalar ANSWER DOWNLOAD EXAMIANS APP