Physics A barometer is kept inside a bell jar. Air is slowly pumped out of the jar. The bell jar breaks up The mercury level does not change The mercury level starts falling The mercury level starts rising The bell jar breaks up The mercury level does not change The mercury level starts falling The mercury level starts rising ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following has the highest frequency? Radio waves X-rays Cosmic rays Microwaves Radio waves X-rays Cosmic rays Microwaves ANSWER DOWNLOAD EXAMIANS APP
Physics Remote-sensing device has an inbuilt source of X-ray Ultraviolet ray Infrared ray G-ray X-ray Ultraviolet ray Infrared ray G-ray ANSWER DOWNLOAD EXAMIANS APP
Physics A dynamo is used to convert Magnetic energy into mechanical energy Mechanical energy into electrical energy Electrical energy into magnetic energy Electrical energy into mechanical energy Magnetic energy into mechanical energy Mechanical energy into electrical energy Electrical energy into magnetic energy Electrical energy into mechanical energy ANSWER DOWNLOAD EXAMIANS APP
Physics 0°K is equivalent to 0°C 273°C 100°C – 273°C 0°C 273°C 100°C – 273°C ANSWER DOWNLOAD EXAMIANS APP
Physics Scalar Quantities are Physical quantities which have magnitude only and no direction Physical quantities which have no magnitude only and only direction Physical quantities which have no magnitude and no direction Physical quantities which have magnitude only and direction Physical quantities which have magnitude only and no direction Physical quantities which have no magnitude only and only direction Physical quantities which have no magnitude and no direction Physical quantities which have magnitude only and direction ANSWER DOWNLOAD EXAMIANS APP