Physics A man stands in a lift which accelerates upwards. The resultant reaction force on the floor of the lift is Greater than the weight of the man Zero Less than the weight of the man Same as the weight of the man Greater than the weight of the man Zero Less than the weight of the man Same as the weight of the man ANSWER DOWNLOAD EXAMIANS APP
Physics To resolve an object in an electron microscope, The wavelength of the electrons must be greater than the diameter of the object. None of these Both A & B The wavelength of the electrons must be close to the diameter of the object The wavelength of the electrons must be greater than the diameter of the object. None of these Both A & B The wavelength of the electrons must be close to the diameter of the object ANSWER DOWNLOAD EXAMIANS APP
Physics What is the direction of torque? Parallel to the radius Perpendicular to the direction of applied force Opposite to the direction of applied force Same as the direction of applied force Parallel to the radius Perpendicular to the direction of applied force Opposite to the direction of applied force Same as the direction of applied force ANSWER DOWNLOAD EXAMIANS APP
Physics The unit for measuring electric power is the Volts Watts Steridian Watts Volts Watts Steridian Watts ANSWER DOWNLOAD EXAMIANS APP
Physics The minimum number of geostationary satellites needed for uninterrupted global coverage is : 3 2 4 1 3 2 4 1 ANSWER DOWNLOAD EXAMIANS APP
Physics Fibre optics work on the principle of Total internal reflection Scattering of light Optical rotation Total internal absorption Total internal reflection Scattering of light Optical rotation Total internal absorption ANSWER DOWNLOAD EXAMIANS APP