Physics Kepler's law of planetary motion states that the square of the time period is proportional to the Cube of the semi-major axis Semi-major axis Fourth power of the semi-major axis Square of the semi-major axis Cube of the semi-major axis Semi-major axis Fourth power of the semi-major axis Square of the semi-major axis ANSWER DOWNLOAD EXAMIANS APP
Physics Red is used as an emergency or danger signal as It is a striking colour It has very high energy It is scattered Its wavelength is the longest It is a striking colour It has very high energy It is scattered Its wavelength is the longest ANSWER DOWNLOAD EXAMIANS APP
Physics Large astronomical telescopes always use as objective lens mirror combinations of lenses None of these lens mirror combinations of lenses None of these ANSWER DOWNLOAD EXAMIANS APP
Physics A device which is used to limit the current in an electrical circuit is called a Conductor Hub Grid Fuse Conductor Hub Grid Fuse ANSWER DOWNLOAD EXAMIANS APP
Physics An electric iron of 750 W is used for S hours per day. Then the energy consumed in one day by the iron is: 60 units 600 units 6 units 0.6 units 60 units 600 units 6 units 0.6 units ANSWER DOWNLOAD EXAMIANS APP
Physics Infrasonic sound has a frequency lower than 5 Hz 20 Hz 15 Hz 32 Hz 5 Hz 20 Hz 15 Hz 32 Hz ANSWER DOWNLOAD EXAMIANS APP
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