Physics Rain drops acquire spherical shape due to Friction Viscosity Surface tension Elasticity Friction Viscosity Surface tension Elasticity ANSWER DOWNLOAD EXAMIANS APP
Physics To prevent damage from lightning, lightning conductors are used on tall structures. The lightning conductor Can be of any shape Should be in the form of a vertical rod Should be made of a good conductor but can be of any shape Should be made of a good conductor like copper with sharp-pointed edges Can be of any shape Should be in the form of a vertical rod Should be made of a good conductor but can be of any shape Should be made of a good conductor like copper with sharp-pointed edges ANSWER DOWNLOAD EXAMIANS APP
Physics The weight of a body acts through the centre of Buoyancy Gravity Mass Both (A) and (B) Buoyancy Gravity Mass Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Physics The modulus of rigidity is the ratio of Longitudinal stress to longitudinal strain Tensile stress to tensile strain Volume stress to volume strain Shearing stress to shearing strain Longitudinal stress to longitudinal strain Tensile stress to tensile strain Volume stress to volume strain Shearing stress to shearing strain ANSWER DOWNLOAD EXAMIANS APP
Physics Woollen cloth protects the body from cold because It is a poor conductor of heat It reflects heat It is a good conductor of heat External heat rays enter into the body through the woollen cloth It is a poor conductor of heat It reflects heat It is a good conductor of heat External heat rays enter into the body through the woollen cloth ANSWER DOWNLOAD EXAMIANS APP
Physics Total internal reflection can not take place when light goes from : Glass to water Water to glass Glass to air Water to air Glass to water Water to glass Glass to air Water to air ANSWER DOWNLOAD EXAMIANS APP