Physics Green house effect is the heating up of the Earth's atmosphere which is due to X-rays The infra-red rays The ultraviolet rays G-rays X-rays The infra-red rays The ultraviolet rays G-rays ANSWER DOWNLOAD EXAMIANS APP
Physics Convex mirror is generally used in ________ Opthalmoscope Reflector for head light Rear view mirror Solar cookers Opthalmoscope Reflector for head light Rear view mirror Solar cookers ANSWER DOWNLOAD EXAMIANS APP
Physics At the Curie temperature, the ferromagnetic materials get converted into Diamagnetic materials Paramagnetic materials Non-magnetic materials None of the others Diamagnetic materials Paramagnetic materials Non-magnetic materials None of the others ANSWER DOWNLOAD EXAMIANS APP
Physics The potential difference between the terminals of an electric heater is 60 V when it draws a current of 4 A from the source. What current will the heater draw if the potential difference is increased to 127.5 V ? 0.41666666666667 24 A 8.5 A 0.41666666666667 24 A 8.5 A ANSWER DOWNLOAD EXAMIANS APP
Physics A wave with high amplitude have High pitch Low energy High energy Low pitch High pitch Low energy High energy Low pitch ANSWER DOWNLOAD EXAMIANS APP
Physics What will happen if an object is dropped from a height and there is no air resistance? Both speed and acceleration will increase Its speed will increase Its acceleration will increase It will fall with a constant speed and acceleration Both speed and acceleration will increase Its speed will increase Its acceleration will increase It will fall with a constant speed and acceleration ANSWER DOWNLOAD EXAMIANS APP
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