Physics Frictional force acts in All the directions The same direction as the motion The opposite direction of the motion Upward direction All the directions The same direction as the motion The opposite direction of the motion Upward direction ANSWER DOWNLOAD EXAMIANS APP
Physics A device used for converting a.c. into d.c. is called Dynamo Rectifier Transformer Induction coil Dynamo Rectifier Transformer Induction coil ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following have the same unit ? Torque and angular momentum Torque and moment of inertia Work and power Work and torque Torque and angular momentum Torque and moment of inertia Work and power Work and torque ANSWER DOWNLOAD EXAMIANS APP
Physics Period of oscillation of 3 cm microwaves in seconds is 0.01 0.001 1 × 10–10 1 × 1010 0.01 0.001 1 × 10–10 1 × 1010 ANSWER DOWNLOAD EXAMIANS APP
Physics The blue colour of sky is due to Refraction of sunlight Reflection of sunlight Scattering of shorter wavelengths of sunlight in the atmosphere Scattering of longer wavelengths of sunlight in the atmosphere Refraction of sunlight Reflection of sunlight Scattering of shorter wavelengths of sunlight in the atmosphere Scattering of longer wavelengths of sunlight in the atmosphere ANSWER DOWNLOAD EXAMIANS APP
Physics The sky appears blue because All colours interfere to produce blue The atmosphere scatters blue colour more than the others It is actually blue In white light, the blue component dominates All colours interfere to produce blue The atmosphere scatters blue colour more than the others It is actually blue In white light, the blue component dominates ANSWER DOWNLOAD EXAMIANS APP