Physics Sound becomes hazardous noise pollution at decibels? Above 50 db Above 80 db Above 30 db Above 120 db Above 50 db Above 80 db Above 30 db Above 120 db ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following have the same unit ? Torque and angular momentum Torque and moment of inertia Work and torque Work and power Torque and angular momentum Torque and moment of inertia Work and torque Work and power ANSWER DOWNLOAD EXAMIANS APP
Physics Electric Motor converts ________ energy to mechanical energy Electrical Chemical Mechanical Sound Electrical Chemical Mechanical Sound ANSWER DOWNLOAD EXAMIANS APP
Physics The period of revolution of a certain planet in an orbit of radius R is T. Its period of revolution in an orbit of radius 4R will be: 2 T 8 T 1 T 4 T 2 T 8 T 1 T 4 T ANSWER DOWNLOAD EXAMIANS APP
Physics The centre of gravity of a sprinter during the race lies Behind his feet To the left side of the body At the centre of the body Ahead of his feet Behind his feet To the left side of the body At the centre of the body Ahead of his feet ANSWER DOWNLOAD EXAMIANS APP
Physics Which one among the following is not an electromagnetic wave? Cathode Ray Infrared Ray R-Ray X-Ray Cathode Ray Infrared Ray R-Ray X-Ray ANSWER DOWNLOAD EXAMIANS APP