Physics A black body can absorb radiations of : Higher wavelengths only All wavelengths Intermediate wavelengths only Lower wavelengths only Higher wavelengths only All wavelengths Intermediate wavelengths only Lower wavelengths only ANSWER DOWNLOAD EXAMIANS APP
Physics If a band is played on the moon the sound will Not be heard at any distance at all from it Be heard by us faintly Be heard upto 10km from it Reverberate Not be heard at any distance at all from it Be heard by us faintly Be heard upto 10km from it Reverberate ANSWER DOWNLOAD EXAMIANS APP
Physics Dynamo is a device for converting Magnetic energy into electrical energy Mechanical energy into electrical energy Heat energy into electrical energy Chemical energy into electrical energy Magnetic energy into electrical energy Mechanical energy into electrical energy Heat energy into electrical energy Chemical energy into electrical energy ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is used to split white light into different colours ? Prism Concave lens Convex lens Glass slab Prism Concave lens Convex lens Glass slab ANSWER DOWNLOAD EXAMIANS APP
Physics Mach number is used in connection with the speed of sound ships spacecraft aircraft sound ships spacecraft aircraft ANSWER DOWNLOAD EXAMIANS APP
Physics Energy is continuously created in the sun due to: Radioactivity Nuclear fusion Nuclear fission Artificial radioactivity Radioactivity Nuclear fusion Nuclear fission Artificial radioactivity ANSWER DOWNLOAD EXAMIANS APP